The short answer
Fourthline and Persona are both compliance tools. They overlap on KYC and Identity verification. On published figures, Persona leads on having a free trial (Fourthline: no, Persona: yes). Best fit: Fourthline for european banks and neobanks that need KYC, AML and re-KYC from one vendor and Persona for fintechs and marketplaces onboarding customers with configurable KYC or KYB journeys. Shortlist on fit, then compare quotes for the same scope.
Which should you choose?
Choose Fourthline if…
- you're among european banks and neobanks that need KYC, AML and re-KYC from one vendor
- you're among neobrokers and crypto platforms onboarding across many EU countries
- you're among teams preparing for the EU AML Regulation in July 2027
- this Persona drawback matters to you: growth and Enterprise pricing is custom, making total cost difficult to estimate from the public plan page
Choose Persona if…
- you're among fintechs and marketplaces onboarding customers with configurable KYC or KYB journeys
- you're among global businesses verifying IDs, biometrics, and databases across many countries
- you're among compliance and fraud teams investigating linked accounts and coordinated attack patterns
- you want to try it before buying (Fourthline: no, Persona: yes)
- this Fourthline drawback matters to you: no public pricing, and built for enterprise volumes
At a glance
| Attribute | Fourthline | Persona |
|---|---|---|
| Starting price | Custompricing as of Nov 2026 | From $250/mopricing as of Oct 2026 |
| Pricing model | Enterprise contract, volume-based | Annual subscription, usage-based and quote-based |
| Free trial | No public free trial is listed; contact sales for a demo. | 60-day Essential trial with up to 50 services; production access requires approval. Leads |
| Founded | 2017 | 2018 |
| Headquarters | Amsterdam, Netherlands | San Francisco, CA |
| Funding | Up to €65M tied to the Veridas merger (November 2026); earlier rounds from Finch Capital | Not published |
| Frameworks | EU AMLD and AMLR, GDPR, eIDAS; ISO/IEC 27001:2022, ISAE 3000 | SOC 2 Type II, ISO 27001, GDPR, CCPA, HIPAA, FERPA, PCI DSS, Kantara/NIST SP 800-63 |
| Coverage | Locally compliant in 30+ jurisdictions; Europe-first | Identity verification, KYC/AML, KYB, age assurance, workforce verification, fraud prevention, and identity operations |
| Integrations | REST API, web and mobile SDKs, Postman collections | Not published |
| Customers | Revolut, N26, Trade Republic, Qonto, Rabobank, Bitpanda | 3 of the Fortune 5 |
| Focus | KYC and AML for banks and fintechs | Identity verification and fraud prevention |
Figures are as published by each vendor or review site on the verification date. "Leads" marks the stronger published figure; it isn't a recommendation on its own.
Where each one leads
- Persona: offers a free trialFourthline: no, Persona: yes
Pricing compared
Fourthline pricing
Custom · pricing as of Nov 2026
Plan-level pricing not published.
Fourthline does not publish pricing. It licenses its platform to regulated institutions based on verification volume and the modules selected.
Free trial: No public free trial is listed; contact sales for a demo.
Persona pricing
From $250/mo · pricing as of Oct 2026
- EssentialFrom $250/month
Minimum 12-month contract
Templated identity services, business-logic automation, self-guided onboarding, email support, SOC 2 Type 2 hosting
- GrowthCustom
Full verification and fraud suite including KYB, Graph and marketplace apps, guided implementation, advanced security configuration
- EnterpriseVolume-based
Custom multi-product pricing, bespoke KYC/AML programs, organization controls, support, data residency, and dedicated customer success
Essential starts at $250/month with a minimum 12-month contract. Growth and Enterprise pricing is custom or volume-based. Vendr reports a $30,000 median annual buyer price from 59 purchases and describes consumption-based pricing tied to verification volume.
Free trial: 60-day Essential trial with up to 50 services; production access requires approval.
Key capabilities
Fourthline
- Identity verification. Document and biometric checks with liveness and NFC chip reading, covering 3,500+ document types.
- AML screening and monitoring. Sanctions, PEP and adverse media screening at onboarding and on an ongoing basis.
- Re-KYC and remediation. Refreshes customer files for existing books of clients, including periodic and event-driven reviews.
- Fraud detection. Flags synthetic identities, document tampering and other onboarding fraud signals.
- Qualified electronic signatures. QES issued through Fourthline's Swedish subsidiary, a qualified trust service provider since August 2026.
- Digital proof of address. Verifies a customer's address digitally as part of onboarding.
- Investigations and case review. CDD reporting and a case review portal for analysts working alerts and escalations.
Persona
- Identity verification. Checks government IDs, selfies with biometric liveness, databases, NFC, and other signals across more than 200 countries and territories.
- KYC and AML. Supports configurable identity processes for KYC, AML, and ongoing customer operations.
- KYB verification. Provides business verification, including KYB with ultimate beneficial-owner verification on applicable plans.
- Fraud prevention. Uses device and passive signals, fraud algorithms, and Graph link analysis to identify spoofing, deepfakes, and coordinated fraud.
- Dynamic workflows. Lets teams build drag-and-drop journeys, custom rules, and automated decisions.
- Case investigations. Provides a customizable review hub for manual investigations and case handling.
- PII controls. Offers controls for redaction, permissions, retention, access, and regional data residency.
Pros and cons
Fourthline
Pros
- Covers KYC, AML screening, re-KYC and fraud in one platform
- Strong roster of European fintech and bank customers
- ISO 27001 and ISAE 3000, with EU data processing
- Veridas merger adds in-house face and voice biometrics
Cons
- No public pricing, and built for enterprise volumes
- Focused on financial services, not other verticals
- Platform integration with Veridas is still in progress
- Most coverage is in Europe
Persona
Pros
- Combines verification, workflows, fraud signals, graph analysis, and case review in one platform.
- Supports government-ID verification in more than 200 countries and territories.
- Publishes a $250/month Essential entry point rather than requiring every buyer to request a quote.
- Maintains broad security and privacy coverage including SOC 2 Type II and ISO 27001.
Cons
- Growth and Enterprise pricing is custom, making total cost difficult to estimate from the public plan page.
- Advanced checks, Graph, guided implementation, and bespoke programs are plan-dependent.
- Consumption costs vary by verification type, volume, contract commitment, and workflow requirements.
- The breadth of configuration can require technical and compliance effort to maintain journeys.
How they're similar
- Both are listed in our compliance directory.
- Both list KYC and Identity verification.
- Both offer identity verification.
How they differ
- Focus
- Fourthline: KYC and AML for banks and fintechs
- Persona: Identity verification and fraud prevention
- Pricing model
- Fourthline: Enterprise contract, volume-based
- Persona: Annual subscription, usage-based and quote-based
- Starting price
- Fourthline: Custom
- Persona: From $250/mo
- Founded
- Fourthline: 2017
- Persona: 2018
- Headquarters
- Fourthline: Amsterdam, Netherlands
- Persona: San Francisco, CA
- Listed only for this tool
- Fourthline: AML screening, Re-KYC, Fraud detection, Qualified electronic signature, Banks, Neobanks
- Persona: AML, KYB, Fraud prevention, Age assurance, Workforce verification, Government ID +9 more
Frequently asked questions
Is Fourthline cheaper than Persona?
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The published prices can't be compared directly (they are quote-based, use different billing units, or aren't published), so request quotes for the same scope. Fourthline: Custom (enterprise contract, volume-based). Persona: From $250/mo (annual subscription, usage-based and quote-based). (Fourthline pricing pricing as of Nov 2026; Persona pricing pricing as of Oct 2026.) Total cost depends on plan, company size and add-ons.
Which is better for startups, Fourthline or Persona?
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Fourthline's published positioning doesn't single out startups; its first best-fit group is "European banks and neobanks that need KYC, AML and re-KYC from one vendor". Persona's published positioning doesn't single out startups; its first best-fit group is "Fintechs and marketplaces onboarding customers with configurable KYC or KYB journeys". Neither answer replaces a quote for your headcount and scope.
Can I switch from Fourthline to Persona?
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Yes. They are separate products, so switching means setting up Persona and reconnecting your systems. Check your Fourthline contract term and renewal date before you commit. Persona offers a free trial: 60-day Essential trial with up to 50 services; production access requires approval. Data migration tooling isn't covered in our sources, so ask Persona whether it can import your Fourthline data.
Does Fourthline or Persona have more integrations?
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Fourthline: REST API, web and mobile SDKs, Postman collections; Persona: not published. Vendor counts are self-reported and define "integration" differently, so check that the specific systems you use are supported.
Do Fourthline and Persona offer a free trial?
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Fourthline: No public free trial is listed; contact sales for a demo. Persona: 60-day Essential trial with up to 50 services; production access requires approval.
Go deeper
Fourthline
Compliance
Persona
Compliance
Sources
Vendors change pricing and features often, so confirm with each vendor before buying. How we research
Fourthline
Last verified
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