What tru.ID does

tru.ID, now operating as IDlayr under the legal entity 4Auth Limited, is a London-headquartered mobile identity authentication company founded in 2020. The platform provides real-time, in-session verification of mobile users by leveraging mobile network operator (MNO) infrastructure and network-grade cryptographic security, eliminating the need for SMS one-time passwords, PINs, and knowledge-based authentication. Its core product, Silent Network Authentication (SNA), verifies that a user possesses a valid SIM and is connected to a mobile network at the moment of transaction, and is complemented by a risk management suite including SIM Swap Prevention, MNO KYC Match, MNO Risk Signals, Mobile Number Detection, Mobile Device Binding, and Recycled Number Protection.

The company sells to enterprises and platforms in banking and financial services, digital platforms and marketplaces, healthcare, and eCommerce, addressing use cases such as user onboarding, login and step-up authentication, checkout and payment approval, and account recovery. Named customers span US neobanking (Varo), social platforms (ShareChat), UK government (MOJ), communications cloud (Vonage), digital lending (FlexiLoans), and smaller startups. The platform is delivered via a mobile identity API with SDK support, a developer self-service portal, demo and test environments, and direct enterprise field sales; the company also operates a partner program for resellers and system integrators. SOC 2 Type II and ISO/IEC 27001:2022 certifications underpin its enterprise and regulated-buyer sales motion.

The business model is API-based, monetising authentication and verification calls on a usage or subscription basis, with pricing not publicly disclosed. tru.ID has raised approximately $9 million in disclosed seed funding across rounds in February 2021 (led by Episode 1, MMC Ventures, and NHN Investment) and April 2022 (led by Sorenson Ventures). The April 2022 round was earmarked for US market expansion; the company states it is currently operational in 20 markets. Leadership comprises co-founder and CEO Paul McGuire and CTO Eric Nadalin, with a headcount of 11–50 employees. The company rebranded from tru.ID to IDlayr in 2022 while preserving the 4Auth Limited legal entity.

Name

tru.ID

Legal name

4Auth Limited

Website

https://tru.id

Company type

Private

Founded year

2020

Operating status

Operating

Headcount range

11–50 employees

Short description

IDlayr (formerly tru.ID, legal entity 4Auth Limited) provides mobile identity authentication via Silent Network Authentication and MNO-derived risk signals, serving banks, platforms, healthcare, and eCommerce enterprises through a developer API and direct sales.

Ownership category

akta.pro rank

Product category

Identity and Access Management

NAICS

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (518)

SIC

Services-Computer Programming, Data Processing, Etc. (7370)

akta.pro primary industry

Authentication (MFA/Passwordless/Biometrics) Platforms (BPAMAEAE)

akta.pro secondary industry

Identity Verification & Digital ID (IDV, eIDAS, biometrics) (FSAGAFAA)

Keywords

• Mobile identity verification
• Silent network authentication
• SIM swap prevention
• Mobile authentication API
• Fraud prevention platform

Headquarters

HQ city

London

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure

Revenue model

1. API-based Identity Verification Services: Revenue generated through API calls and authentication transactions. The platform provides mobile identity verification services on a usage or subscription basis, targeting enterprises requiring secure user authentication, onboarding, and fraud prevention.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels8 records

Core offering

tru.ID (now operating as IDlayr, trading name of 4Auth Limited) provides a developer platform for mobile identity authentication that leverages mobile network operator infrastructure to deliver real-time, in-session identity verification. The platform replaces SMS OTP and passwords with cryptographically secure, silent network authentication and offers SIM-based risk signals for fraud prevention, targeting enterprises needing secure user onboarding, login, step-up authentication, and payment approval workflows.

Product overview

IDlayr (trading name of 4Auth Limited) offers a unified mobile identity platform that combines authentication, risk assessment, and verification products. The core platform is built around Silent Network Authentication (SNA), which provides real-time, cryptographically secure mobile user verification without SMS OTP. This core capability is supplemented by Mobile Number Detection and Reverse SMS fallback. The risk management suite includes SIM Swap Prevention, MNO KYC Match, MNO Risk Signals, and Recycled Number Protection. Platform infrastructure features include Mobile Device Binding, Edge Case Handling, Analytics & Reporting, and Dedicated Platform Instance. The platform is designed for mobile-first identity experiences targeting use cases including user onboarding, login/step-up authentication, checkout/payment approval, and account recovery.

Differentiator

Problem solved

Functional benefit

Products and services

• Silent Network Authentication (SNA)

Quantifiable outcome

• Eliminates vulnerable SMS OTP authentication
• +2 more outcomes

Named customers8 records

Segments4 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Scale indicators2 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Prove (formerly Payfone/Iconectiv): Prove is the most direct competitor to tru.ID, offering mobile identity verification, SIM swap detection, and phone-based authentication through direct MNO integrations across the US and global markets. Both companies compete head-to-head in the same regulatory and fraud-prevention use cases for banks and fintechs.
• Twilio (Verify API): Twilio's Verify API provides phone-based user verification including SMS OTP, voice, and silent network authentication, targeting the same enterprise developers and use cases as tru.ID. As a much larger communications platform, Twilio bundles verification with messaging, voice, and other APIs, making it the dominant incumbent tru.ID must displace.
• Sinch: Sinch offers mobile verification and identity APIs (Verify) that compete with tru.ID's authentication suite. The company has global carrier relationships and serves enterprise customers in banking, ecommerce, and platforms, overlapping directly with tru.ID's target verticals and use cases.
• Telesign: Telesign (owned by BICS/Proximus) provides phone-based identity, verification, and fraud prevention APIs that compete directly with tru.ID's Silent Network Authentication and risk signal products. Both companies target global enterprises needing mobile identity assurance.
• Vonage (Ericsson): Vonage offers communications APIs including verification and is both a tru.ID customer and adjacent competitor in the communications-platform authentication space. As part of Ericsson, Vonage combines carrier-grade infrastructure with enterprise reach that mirrors tru.ID's MNO-integrated approach.
• MessageBird (Bird): Bird (formerly MessageBird) provides omnichannel communications including Flow Builder and verification flows that overlap with tru.ID's authentication and onboarding use cases. Both target digital-first enterprises needing frictionless identity workflows.
• Plivo: Plivo offers voice, messaging, and verification APIs to enterprises globally, competing with tru.ID for the same developer and enterprise buyer building authentication flows into mobile and web applications.

Emerging players

• iProov: iProov provides biometric face verification and liveness detection for customer onboarding, complementing rather than directly replacing phone-based authentication. Both companies target the same regulated industries (banking, government, healthcare) with strong identity assurance use cases.

Broad incumbents

• Okta: Okta is a broad identity and access management platform offering adaptive MFA, passwordless, and workforce/customer identity products that overlap with tru.ID's authentication value proposition. As an enterprise incumbent, Okta represents both a partner opportunity and a competitive threat if it extends deeper into phone/SIM-based authentication.
• Ping Identity: Ping Identity provides enterprise identity, SSO, and MFA solutions that address adjacent use cases to tru.ID's mobile authentication platform. While not focused on MNO-based authentication, Ping competes for the same enterprise identity budget in regulated industries.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/_tru_id
• YouTubeyoutube.com/@IDlayr
• LinkedInlinkedin.com/company/idlayr

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds2 records

Investors4 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about tru.ID