Frictionless User Onboarding And Verification

Improve your login funnel for more users with number verification SDK for mobile web and apps.

Zero-Cost Offering. Unlimited Usage!

Trusted by World’s Leading Brands to
Accelerate Verification


Deliver Frictionless Onboarding
Leveraging 320M+ Verified Truecaller Users

Reduce Drop-offs

Boost conversion with minimal verification steps.

Scale Verification

Leverage scale of 320+ million verified Truecaller app users.

Lightning Fast

Auto-populate user details with 1-Tap login.

Reduce Cost

Skip the hassle of OTP-based verification and related costs.

Quick Integration

Quick integration time with standard, light-weight SDKs.

How it Works?

Multiple Prefix Options

Prefix can be customized as per the context. For example: To get started, To continue, etc.

Multiple Suffix Options

Suffix can also be customized as per the user journey. For example: please login, please verify mobile number, etc.

Button Customizations

Button's color, shape and text can be modified to align with your brand guidelines.

Multiple CTA Options

Footer CTA's text can be selected from multiple options. For example: Use another method, Use another number, I'll do it later, etc.

Privacy Policy and ToS Links

Put links to provide info on your privacy policies and terms of service.

Seamlessly Onboard Non-Truecaller Users
With Our Missed Call-Based Verification Solution

Missed Call

Skip the hassle of OTPs for user login with missed call-based verification. Verify non-Truecaller users and further expand your business growth.

How Leading Brands Are Enabling
Frictionless User Onboarding

Tata 1mg
Tata 1mg

With Tata 1mg app using our 1-Tap, OTP-Less solution, as the primary mode of user verification, more users seamlessly went through the onboarding process.

Car Dekho
Car Dekho

See how CarDekho leverages our 1-Tap, OTP-Less solution to get more verified leads on it's mobile landing pages.

Our Customers Love Us

As a business serving micro-entrepreneurs from small towns all over India, having a seamless signup process is critical for us. Truecaller's 1-tap signup makes it very seamless and easy for our users, thus minimizing the funnel drop for us.

Jaya JhaVP of Activation and Community, Meesho

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