The short answer
Fourthline and Trulioo are both compliance tools. They overlap on KYC and Identity verification. Neither has a clear edge on the figures we track (entry price, review ratings, integrations, frameworks, customers). Best fit: Fourthline for european banks and neobanks that need KYC, AML and re-KYC from one vendor and Trulioo for financial institutions that need international KYC and AML onboarding across multiple markets. 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 Trulioo drawback matters to you: pricing is quote-based, so buyers cannot compare a standard self-serve plan or published entry tier
Choose Trulioo if…
- you're among financial institutions that need international KYC and AML onboarding across multiple markets
- you're among marketplaces and payments companies verifying both users and businesses through one integration
- you're among fintech teams that need modular API, SDK and hosted document-capture options
- this Fourthline drawback matters to you: no public pricing, and built for enterprise volumes
At a glance
| Attribute | Fourthline | Trulioo |
|---|---|---|
| Starting price | Custompricing as of Nov 2026 | Custompricing as of Oct 2026 |
| Pricing model | Enterprise contract, volume-based | Annual subscription, quote-based |
| Free trial | No public free trial is listed; contact sales for a demo. | No public free-trial terms are listed by Trulioo. |
| Founded | 2017 | 2011 |
| Headquarters | Amsterdam, Netherlands | Vancouver, British Columbia, Canada |
| 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 | KYC and AML |
| Coverage | Locally compliant in 30+ jurisdictions; Europe-first | 5B+ people and 700M business entities across 195 countries |
| Integrations | REST API, web and mobile SDKs, Postman collections | APIs, web SDK, iOS SDK, Android SDK and Model Context Protocol (MCP) |
| Customers | Revolut, N26, Trade Republic, Qonto, Rabobank, Bitpanda | Webull, Airwallex, Mastercard, Google and WEX |
| Rating | Not published | 4.4/5 on G2 (40 reviews) |
| Focus | KYC and AML for banks and fintechs | Identity verification and business verification |
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
Neither tool has a clear edge on the figures we can compare directly (entry price, review rating, integrations, frameworks, customers, free trial).
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.
Trulioo pricing
Custom · pricing as of Oct 2026
- CustomQuote-based
Person verification, business verification, document verification, fraud intelligence, screening and configurable workflows selected for the buyer
Trulioo does not publish standard plan pricing and sells according to verification type, geography, volume and contract terms. Vendr reports a median buyer payment of $4,500 per year, with observed payments from $3,870 to $16,050; this is a third-party benchmark rather than a guaranteed price. Buyers should request a quote for comparable country, document, screening and volume requirements.
Free trial: No public free-trial terms are listed by Trulioo.
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.
Trulioo
- Person verification. Verify individuals using identity data, document checks, biometrics and supported electronic IDs.
- Business verification. Validate companies, investigate ownership and verify people associated with a business.
- Document verification. Capture and authenticate identity documents with OCR, selfie matching and liveness checks.
- Fraud intelligence. Assess device, network, behavioral and identity signals during onboarding and later interactions.
- Watchlist screening. Screen people and businesses against sanctions, watchlists and adverse-media sources.
- Workflow orchestration. Combine checks, rules and regional methods in configurable workflows through APIs and Workflow Studio.
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
Trulioo
Pros
- Broad coverage combines person, business, document, fraud and screening checks across 195 countries.
- A unified API and SDKs support backend integrations and embedded web or mobile verification journeys.
- Workflow configuration lets teams vary checks, rules and evidence by market and risk level.
- Public customer examples include Webull and Airwallex, with documented international verification use cases.
Cons
- Pricing is quote-based, so buyers cannot compare a standard self-serve plan or published entry tier.
- Coverage and match rates vary by country, data source, document type and capability.
- API and SDK implementations generally require engineering resources and compliance workflow design.
- G2 reviewers note weaker match rates in some regions and missing continuous screening in older reviews.
How they're similar
- Both are listed in our compliance directory.
- Both list KYC and Identity verification.
- Both highlight integrations with iOS SDK, Android SDK and Web SDK.
How they differ
- Focus
- Fourthline: KYC and AML for banks and fintechs
- Trulioo: Identity verification and business verification
- Pricing model
- Fourthline: Enterprise contract, volume-based
- Trulioo: Annual subscription, quote-based
- Founded
- Fourthline: 2017
- Trulioo: 2011
- Headquarters
- Fourthline: Amsterdam, Netherlands
- Trulioo: Vancouver, British Columbia, Canada
- Listed only for this tool
- Fourthline: AML screening, Re-KYC, Fraud detection, Qualified electronic signature, Banks, Neobanks
- Trulioo: KYB, AML, Business verification, Document verification, Biometrics, Liveness detection +7 more
Frequently asked questions
Is Fourthline cheaper than Trulioo?
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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). Trulioo: Custom (annual subscription, quote-based). (Fourthline pricing pricing as of Nov 2026; Trulioo pricing pricing as of Oct 2026.) Total cost depends on plan, company size and add-ons.
Which is better for startups, Fourthline or Trulioo?
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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". Trulioo's published positioning doesn't single out startups; its first best-fit group is "Financial institutions that need international KYC and AML onboarding across multiple markets". Neither answer replaces a quote for your headcount and scope.
Can I switch from Fourthline to Trulioo?
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Yes. They are separate products, so switching means setting up Trulioo and reconnecting your systems. Both list integrations with iOS SDK, Android SDK and Web SDK, so those connections are available on either side. Check your Fourthline contract term and renewal date before you commit. Data migration tooling isn't covered in our sources, so ask Trulioo whether it can import your Fourthline data.
Does Fourthline or Trulioo have more integrations?
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Fourthline: REST API, web and mobile SDKs, Postman collections; Trulioo: APIs, web SDK, iOS SDK, Android SDK and Model Context Protocol (MCP). Vendor counts are self-reported and define "integration" differently, so check that the specific systems you use are supported.
How do Fourthline and Trulioo reviews compare?
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Fourthline: no rating in our data; Trulioo scores 4.4/5 from 40 reviews on G2. Ratings are third-party review-site data, not our own testing.
Do Fourthline and Trulioo offer a free trial?
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Fourthline: No public free trial is listed; contact sales for a demo. Trulioo: No public free-trial terms are listed by Trulioo.
Go deeper
Fourthline
Compliance
Trulioo
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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