SaaS Companies Using hCaptcha in the UK: 74 Active Firms (2026)
SaaS companies using bot-protection checks sell subscription cloud applications while managing automated traffic risk in the UK.
Form submissions, account creation and trial sign-ups are the usual control points for this human-verification layer in SaaS. It sits between product security, growth marketing and revenue operations: engineering owns the integration, commercial teams care about conversion loss, and legal or compliance teams assess personal-data handling. Adoption tends to signal a company with enough direct web acquisition, customer onboarding and abuse exposure to justify managed friction, rather than a brochure-site operator. In this sector, the tool is less a standalone security purchase than a component in form protection, login hardening and automated-traffic management.
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Among UK SaaS businesses running this human-verification technology, 74 are actively trading, with reported headcount across the cohort of 1,289. Within UK SaaS security-tool adoption, it is second in the category ranking at 4.2%, well behind the first-ranked challenge service at 86.3%, so the adoption picture is more selective than mainstream. The registered-office pattern is London-weighted: London accounts for 41.9% of the cohort, followed by the South East at 17.6% and the West Midlands at 12.2%; the East Midlands and Scotland each account for 6.8%.
UK SaaS suppliers running bot checks are not licensed as a single software class, but the control often sits beside regulated obligations. Where forms, login paths or onboarding flows process personal data, UK GDPR, the Data Protection Act 2018 and ICO guidance shape notices, lawful-basis analysis, processor terms and retention choices. Public-sector and regulated-industry buyers may also test how the supplier handles automated traffic, audit logs and incident response during procurement. Market structure matters too: the CMA has found competition concerns in UK public cloud infrastructure, a relevant backdrop for cloud-dependent SaaS, without creating a licensing regime for SaaS providers themselves.
Adoption appears likely to remain concentrated among SaaS providers with self-service entry points, partner portals and higher-risk enquiry flows. Many smaller suppliers can stay with default form controls until abuse, sales-quality leakage or buyer scrutiny makes a dedicated check worth the extra friction. Procurement pressure tends to favour controls that can be explained to security reviewers and privacy teams, not just dropped into a website by marketing. Over time, this category may become less visible as identity, fraud-prevention, consent and cloud-security tooling absorb parts of the same workflow.
Adoption by company size
Adoption of hCaptcha rises with company size across the trading UK SaaS companies in this cohort. 0.1% of the 37,913 companies with under 10 employees run hCaptcha (51 detected). 0.9% of the 1,886 companies with 10–50 employees run hCaptcha (17 detected). 2.4% of the 166 companies with over 50 employees run hCaptcha (4 detected). That is a 2.3% gap between the over 50 employees and under 10 employees bands.
74
Active firms
2026
4.2%
Of detected Security share
UK SaaS
6
Median headcount
Filed accounts
171
Verified contacts
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Key facts
About 9% of the trading cohort reports turnover above £5M (7 of 74 firms) — the rest sits below that revenue band.
6% of the cohort was incorporated since 2022 (5 firms), so a sizeable share is in its first few filing cycles.
The bot-protection check used by the cohort accounts for 4.2% (74) among 1,773 SaaS companies with a detectable security system, behind a larger bot-check alternative at 86.3% (1,530).
London accounts for 41.9% (31) of SaaS running this bot-protection system, with the South East at 17.6% (13) and the West Midlands at 12.2% (9).
Tooling overlap is concentrated at the top: 60.8% (45) and 59.5% (44) of the cohort run the two most common co-detected website technologies.
Where SaaS providers process personal data, UK GDPR and Data Protection Act 2018 obligations apply, with the ICO as the relevant UK data-protection regulator.
The CMA closed its UK public-cloud infrastructure services case on 31 July 2025, reported an adverse effect on competition and recommended strategic market status investigations into the two largest cloud infrastructure providers.
Security market share among UK SaaS
What else do hCaptcha-running SaaS run?
Share of the 74 hCaptcha-running UK companies where each technology was also detected. As of June 2026.
Where hCaptcha SaaS are, and how healthy they look
By region
By registered-office region; companies without a regional match count toward Rest of UK.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
6
Median headcount
£521.6K
Median UK turnover
9.5%
Above £5M turnover
5
Incorporated since 2022
171 verified decision-maker contacts
across these 74 companies, with emails available in Firmbase. Filter by role, seniority and stack.
Top UK SaaS using hCaptcha
Ranked by sales-readiness score: an AI model assesses what each company does, its sector and size, and scores its overall fit. Best-fit prospects appear first.
Financial sub-scores
Computed from 5 filingsProvides biometric identity verification and automated KYC and AML screening software. Uses facial recognition, liveness detection, OCR and document verification to authenticate identity documents,…
Serves businesses with regulated or fraud-prone onboarding, including financial services, gaming, healthcare, legal and accounting firms, marketplaces, real estate, recruitment, retail/e-commerce,…
Financial Health
StrongStrong · Hiring · 28% CAGR over 4y
Location
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Financial sub-scores
Computed from 2 filingsProvides cloud-based email security and data protection software. The platform integrates with Outlook and Gmail to enable encrypted email and file transfer, prevent data leaks, detect email threats,…
Sells to businesses and organisations that handle sensitive communications, targeting IT, security and compliance teams in regulated environments subject to GDPR, HIPAA, NIS2 or DORA requirements.
Financial Health
WeakWeak · -6% CAGR over 1y
Location
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Financial sub-scores
Computed from 4 filingsDevelops and provides cloud-based virtual data room software used to securely store, manage and share confidential documents during transactions. The platform includes document management, permission…
Serves B2B dealmakers and project teams in financial services, M&A advisory, fundraising, life sciences, clinical trials, real estate, restructuring and board communications.
Financial Health
StableStable · Hiring · 72% CAGR over 5y
Location
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Financial sub-scores
Computed from 3 filingsProvides cloud-based human resources software for managing employee performance, engagement, goals and compensation. Platform includes performance reviews, surveys, analytics, OKR tracking and AI…
Serves B2B HR and people operations teams, managers and executives at companies seeking support for employee performance, engagement, compensation and workforce analytics.
Financial Health
StrongStrong · Hiring · 123% CAGR over 2y
Location
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Financial sub-scores
Computed from 4 filingsDevelops online accounting software and provides accountancy services for freelancers, contractors and small businesses. Services include bookkeeping tools, tax advice, self‑assessment filing,…
Serves freelancers, contractors, sole traders, small limited companies and e-commerce businesses, including owner-directors and small business owners.
Financial Health
StableStable
Location
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Provides a cloud-based content management and digital experience platform. Enables teams to create, manage and deliver modular content across websites, apps and channels, with tools for…
Serves enterprise and mid-market businesses with marketing, content, web and product teams managing multi-channel, multi-brand digital experiences, including ecommerce and global websites.
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 4 filingsProvides digital medical reporting and record redaction software used by GP practices to process patient record requests. Supports insurers, legal professionals, government bodies and other…
Serves UK NHS GP practices, insurers, government bodies, medico-legal professionals, financial advisers, occupational health requestors, public sector contractors, clinical research organisations,…
Financial Health
StrongStrong · Growing, Hiring · 85% CAGR over 3y
Location
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Financial sub-scores
Computed from 5 filingsDevelops software for corporate legal departments to source and manage external law firms. The platform supports matter intake, proposal requests, pricing comparison, performance analytics, and legal…
Sells to in-house legal teams and legal leaders at large enterprises, helping corporate law departments manage outside counsel, law firm selection, and legal spend. Also serves law firms…
Financial Health
StrongStrong · Hiring · 40% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsProvides cloud-native digital forensics and incident response software that captures and analyzes data from cloud infrastructure, enabling investigators to collect evidence, conduct cyber incident…
Serves B2B and public-sector organizations of all sizes, targeting CISOs, SOC teams and cybersecurity professionals responsible for enterprise network, email, cloud, identity, endpoint and OT…
Financial Health
HealthyHealthy · Hiring · 129% CAGR over 3y
Location
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Financial sub-scores
Computed from 5 filingsDevelops investigation and intelligence management software. Provides the NIMBUS platform for digital forensics, case management, evidence tracking, task coordination, and reporting used by law…
Serves law enforcement agencies, government bodies and corporate security teams that manage investigations, intelligence, digital forensics, major crime cases, insider risk and enterprise cyber…
Financial Health
StableStable · Hiring · 41% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsDevelops healthcare analytics software and data platforms that collect and analyse clinical and financial data. Provides tools for costing, budgeting, forecasting, operating room management, and…
Serves healthcare providers, hospitals, clinicians, life science companies, government institutions and clinical registry holders across Europe, targeting teams involved in care delivery, funding,…
Financial Health
HealthyHealthy · Hiring · 3% CAGR over 4y
Location
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Computed from 3 filingsDevelops and provides online property management and reservation software for self‑catering holiday rentals. Platform includes booking engine, channel manager, dynamic pricing, payment processing,…
Sells to B2B customers in the self-catering holiday rental market, including independent property owners, larger portfolio owners, letting agencies and property managers. Also serves web developers…
Financial Health
WeakWeak · Hiring · 6% CAGR over 2y
Location
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Provides telematics and fleet management software and hardware, including GPS vehicle tracking, asset tracking, electronic logging devices, AI video telematics and driver safety tools, delivered…
Serves businesses and public-sector organisations operating vehicle, asset or equipment fleets, including transport and logistics, construction, mining, oil and gas, utilities, FMCG, emergency…
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 2 filingsDevelops cloud infrastructure security software that scans cloud environments without agents to identify vulnerabilities, misconfigurations, identity risks and exposed data. Platform provides…
Serves security, DevOps and CISO teams at organisations running multi-cloud environments, including financial services, government, healthcare, media and entertainment, retail and technology…
Financial Health
WeakWeak · -11% CAGR over 1y
Location
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Financial sub-scores
Computed from 3 filingsProvides data intelligence and analytics platforms for the insurance sector, aggregating multi‑source data and applying rules and models to support pricing, underwriting, fraud detection, claims…
Serves B2B insurance market customers, including insurers, brokers, MGAs and comparison sites across private car, commercial vehicle and household insurance lines.
Financial Health
DistressedDistressed · -18% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsDevelops a cloud-based platform for managed service providers to manage Microsoft 365 environments across multiple client tenants, including security and compliance monitoring, alerting, reporting,…
Sells to managed service providers worldwide that manage multiple client Microsoft 365 tenants, especially MSP owners and technical teams responsible for security, compliance, reporting, monitoring,…
Financial Health
DistressedDistressed · -65% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsProvides an e-commerce platform and fulfilment services for hotels and resorts to sell and manage gift vouchers, event tickets, retail products and guest add-ons, including online storefronts,…
Serves B2B hospitality clients: luxury hotels, hotel groups, resorts and destination restaurants, including individual venues and multi-site groups.
Financial Health
HealthyHealthy · 4% CAGR over 2y
Location
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Computed from 3 filingsProvides cybersecurity risk intelligence and third‑party risk management software. Platform monitors organisations’ external attack surface, security ratings and threat data to detect…
Serves enterprise security, risk, TPRM and SOC teams managing large supplier ecosystems, across sectors including financial services, healthcare, technology, public sector, critical infrastructure,…
Financial Health
StrongStrong · Growing, Hiring · 24% CAGR over 2y
Location
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Financial sub-scores
Computed from 2 filingsProvides technology and agency services for mergers and acquisitions and loan transactions, including virtual data rooms, escrow and payment administration, shareholder representation, digital deal…
Serves businesses and professional advisers involved in M&A and loan transactions, including deal parties, shareholders, lenders, and legal and financial practitioners.
Financial Health
StrongStrong · Hiring · 117% CAGR over 1y
Location
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Financial sub-scores
Computed from 5 filingsDevelops clinic management software for aesthetic and cosmetic practices, providing tools for online appointment booking, patient records and treatment documentation, automated email and SMS…
Sells to aesthetic clinics and medical aesthetics practitioners, including nurse prescribers and clinic owners, who need business software for managing patients, bookings and clinic operations.
Financial Health
HealthyHealthy · -60% CAGR over 4y
Location
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Develops data protection software for organisations, including email encryption, secure file transfer and sharing, digital rights management, electronic signatures, and an identity‑based encrypted…
Serves large enterprises, public and local government, defence supply chains, financial services, manufacturing and engineering firms, education providers and MSSPs handling sensitive or regulated…
Financial Health
N/AN/A
Location
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Computed from 5 filingsDevelops partner relationship management (PRM) software that helps companies manage partner programmes. Provides tools for partner onboarding, training, marketing automation, deal registration,…
Serves B2B companies with channel, referral and partner ecosystems, especially partner revenue and marketing teams in cybersecurity, high tech, manufacturing, fintech and telecom sectors.
Financial Health
StrongStrong · Hiring · 8% CAGR over 4y
Location
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Develops data protection and backup software for cloud, virtual, physical and SaaS environments. Provides backup, recovery, replication and ransomware recovery tools, including services for Microsoft…
Serves enterprises, small businesses, service providers and public-sector organisations, targeting IT, security and executive teams in government, education, financial services, insurance and…
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Computed from 4 filingsProvides telematics and AIoT software for fleet and asset management, including vehicle tracking, driver safety monitoring, video telematics, and operational analytics. Platforms integrate IoT…
Serves B2B and public-sector organisations operating vehicle fleets, warehouses, off-road equipment and supply-chain assets, including transport, construction, mining, manufacturing, retail,…
Financial Health
WeakWeak · Hiring · 13% CAGR over 3y
Location
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Computed from 5 filingsDevelops an open‑source time-series database designed for high‑throughput data ingestion and low‑latency querying. Provides SQL-based tools, multi-tier storage, and integrations for analyzing large…
Sells to developers, data engineering teams and enterprises running high-volume time-series workloads, especially in financial trading, aerospace, mission-critical operations and real-time analytics…
Financial Health
WeakWeak · Hiring · 28% CAGR over 4y
Location
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Computed from 5 filingsProvides a technology platform for employers to manage worker financial benefits, including earned wage access, insurance products and reward programmes. Integrates with workforce shift data and…
Sells to businesses managing flexible, shift-based or on-demand workforces, with workers as end users. Targets employers of contractors, gig workers and hourly staff.
Financial Health
StrongStrong · Hiring · 82% CAGR over 5y
Location
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Computed from 5 filingsDevelops software for IT experience management, providing tools to collect employee feedback through surveys, analyse IT service and digital workplace experience data, and report metrics such as…
Serves B2B enterprise IT organizations, including IT service management, digital employee experience and enterprise service management teams, plus service partners and global systems integrators.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
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Develops data protection, backup, and recovery software for cloud, virtual, physical, and SaaS environments. Provides platforms and services for securing, replicating, and restoring data across…
Serves businesses of all sizes, service providers and public-sector organisations, especially IT and security teams in government, education, financial services, insurance and healthcare.
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Computed from 5 filingsProvides a cloud‑native SaaS platform for data protection and cyber recovery. Offers backup, ransomware recovery, data governance, eDiscovery and compliance tools for enterprise workloads, public…
Serves enterprise IT, security and compliance teams that manage cloud, SaaS, endpoint and hybrid infrastructure, plus managed service providers and channel partners delivering data protection…
Financial Health
StableStable · Hiring · 7% CAGR over 4y
Location
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Develops cloud-based legal data management and analytics software used for e‑discovery, investigations, legal hold, contract review, and data breach response. Provides AI tools to process, search,…
Sells primarily to B2B and public sector legal teams, including corporations, law firms, federal agencies, state and local agencies, litigators, and academic law and forensics programmes, especially…
Financial Health
N/AN/A
Location
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Computed from 5 filingsProvides online and onsite event registration systems, attendee badging, and scanning technology for conferences, exhibitions and corporate events. Offers software for registration management, badge…
Serves B2B event organisers worldwide, including conference and exhibition organisers, associations, corporate meeting teams and event management agencies across multiple sectors.
Financial Health
HealthyHealthy · Hiring · 17% CAGR over 4y
Location
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Computed from 5 filingsProvides digital platforms and managed services for capital markets deal marketing, including online investor roadshows, moderated conference calls and webinars, secure distribution of pre‑IPO…
Serves B2B capital markets participants, including global and regional investment banks, corporate issuers and institutional investors involved in transaction marketing and deal execution.
Financial Health
StableStable · -68% CAGR over 4y
Location
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Computed from 4 filingsDevelops web governance software that scans and monitors websites for accessibility, content quality, SEO, user experience, and compliance issues. Provides tools for automated testing, analytics,…
Sells to large organisations and web teams managing complex websites, including stakeholders responsible for accessibility, content, SEO, user experience, analytics, and data privacy compliance.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 3y
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Computed from 3 filingsDevelops identity security and privileged access management software. Platform provides credential vaulting, access governance, privileged remote access, and identity discovery tools to control and…
Sells to IT, IAM, security and compliance teams at businesses and government organisations that need to manage privileged access, workforce, machine, developer and AI identities.
Financial Health
StrongStrong · Profitable · -1% CAGR over 2y
Location
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Computed from 5 filingsDevelops web‑based safeguarding dashboard software used by churches, dioceses and cathedrals to track safeguarding requirements, training and compliance information. Also provides consultancy related…
Serves religious organisations, especially Church of England and Catholic parishes, cathedrals and dioceses, as well as education-sector organisations such as universities and education services.
Financial Health
StrongStrong
Location
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Computed from 5 filingsDevelops a cybersecurity exposure management platform that simulates real‑world cyberattacks to test security controls, identify exploitable vulnerabilities, map attack paths, and prioritise…
Serves enterprise cybersecurity teams, including CISOs, SecOps/SOC, red teams, detection engineering and vulnerability management functions, across industries such as financial services and credit…
Financial Health
HealthyHealthy · -62% CAGR over 4y
Location
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Computed from 4 filingsProvides datasets, APIs and analytics on companies, professionals, technologies and skills. Aggregates global profile and firmographic data to support sales targeting, marketing intelligence,…
Serves B2B sales and marketing, HR/workforce, product development, data and analytics teams at organisations using professional, company, skills and intent data.
Financial Health
StableStable · -3% CAGR over 3y
Location
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Computed from 5 filingsDevelops and provides event management software for planning and operating events, including guest list management, RSVPs, contact databases, seating plans, digital passes, guest communications,…
Serves B2B event professionals, luxury brands, cultural festivals, media and hospitality organisations, and enterprise teams running guest-focused events worldwide.
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
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Computed from 5 filingsDevelops software for managing risk in end‑user computing and AI models, including tools to discover, inventory, audit, and monitor spreadsheets, databases, and scripts, with compliance reporting,…
Serves enterprises in regulated sectors—banking, insurance, asset management and healthcare—targeting risk, compliance, finance, model governance and IT leaders responsible for EUC, AI and model…
Financial Health
StableStable · -68% CAGR over 4y
Location
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Computed from 5 filingsProvides online ticketing and event management software for festivals, attractions, and live experiences. Platform supports ticket sales, bookings, customer data management, email marketing,…
Serves B2B event organisers, festival operators, venue managers, visitor attractions, experience providers and brands needing ticketing, accreditation and access control for public events and…
Financial Health
StableStable · Hiring · 14% CAGR over 4y
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Computed from 5 filingsOperates an online data and analytics platform for private market mergers and acquisitions. Provides searchable databases of company profiles, transaction and fundraising data, valuation benchmarks,…
Serves B2B users in UK small and mid-market M&A, including private equity and venture capital investors, corporate finance advisers, accountancy firms, corporate law firms and corporates.
Financial Health
StableStable · Hiring · 12% CAGR over 4y
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Computed from 4 filingsProvides an online financial education and money management platform for students, including budgeting tools, funding search, and educational content. Partners with universities to deliver financial…
Targets students as individual users, and sells to universities and businesses that support student financial wellbeing, including university teams providing access for their students.
Financial Health
StableStable · -75% CAGR over 3y
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Computed from 5 filingsDevelops and supplies enterprise DevOps software tools covering version control, continuous testing, static code analysis, infrastructure automation, test data management, and IP lifecycle…
Serves enterprise software engineering, DevOps and IT teams building mission-critical applications, across sectors including financial services, games and media, semiconductor, aerospace and defense,…
Financial Health
DistressedDistressed · -12% CAGR over 4y
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Computed from 4 filingsProvides cloud-based video hosting and streaming platform for businesses and media organizations. Tools support live and on‑demand delivery, video library management, player integration, analytics,…
Serves enterprises and media-led businesses, including broadcasters, publishers, media networks, entertainment firms, healthcare and pharma companies, retailers, tech companies and financial services…
Financial Health
WeakWeak · -3% CAGR over 3y
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Computed from 5 filingsDevelops call logging and call recording software for business telephone systems, including VoIP and platforms such as Microsoft Teams and 3CX. Provides web‑based reporting, analytics, storage, and…
Sells to businesses and organisations using phone systems, from small single-site teams to large multi-PBX enterprises, including Microsoft Teams, 3CX, Cisco and Avaya environments.
Financial Health
DistressedDistressed · -71% CAGR over 4y
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Computed from 3 filingsDevelops cloud-based business management software for flooring and carpet retailers. Provides tools for order processing, CRM, stock control, invoicing, staff scheduling, delivery and fitting…
Sells to carpet shops, flooring retailers and related furniture or tiling retailers, including businesses with retail, wholesale or mixed sales models.
Financial Health
DistressedDistressed · -11% CAGR over 2y
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Computed from 2 filingsProvides VoIP telephony services for businesses, including internet-based calling, virtual numbers, call recording, IVR and cloud switchboard features. Also offers domain name registration, bulk…
Serves businesses needing cloud telephony and domain management, including small and growing firms looking for VoIP users, business numbers, call features, and domain registration or transfers.
Financial Health
WeakWeak · Hiring · 20% CAGR over 1y
Location
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Computed from 3 filingsDevelops web‑based training software for security screening, including X‑ray image analysis simulation for aviation and other high‑risk environments. Provides online courses and training systems used…
Serves B2B and public-sector security operators in high-risk environments, including aviation, major events, critical infrastructure, correctional facilities and maritime, targeting organisations…
Financial Health
HealthyHealthy · 0% CAGR over 2y
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Computed from 5 filingsDevelops and supplies business management software for waste management, skip hire, haulage and plant hire companies, including transport scheduling, weighbridge systems, fleet management, handheld…
Sells to small and mid-sized B2B operators in waste management, skip hire, haulage, plant and tool hire, fleet management and weighbridge-based businesses.
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
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How hCaptcha usage is detected
Company data
Detected companies are joined to UK Companies House records and XBRL accounts data. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Detection
Firmbase crawls the public website of actively-trading UK companies and fingerprints the technologies present: tracking scripts, embedded forms, chat widgets, CMS markers and similar signatures. A company is included in this list when one or more of the technology's signatures are found on its site; closely-related variants of the same product are grouped under one name. Detection covers what is visible on the public web — a company using the technology purely internally, with no website footprint, will not appear. Counts are therefore a conservative floor, not a ceiling. SaaS companies are identified using Firmbase's semantic classification of company activity, built from filings, websites and registered SIC codes rather than SIC codes alone. The detected counts and share figures on this page are computed within that sector cohort, so "share" always means share of SaaS companies with a detectable system — not of all UK companies.
Freshness
Websites are re-crawled on a rolling basis and the underlying company data is refreshed from Companies House continuously; filings appear within days of submission. The list and its statistics are regenerated when the detected cohort moves meaningfully. You can see the last-updated timestamp near the top of the page.
hCaptcha is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
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Frequently asked questions
How many UK SaaS companies use hCaptcha?
What share of UK SaaS companies run hCaptcha?
How is hCaptcha usage detected?
What size SaaS companies use hCaptcha in the UK?
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