Welcome to Truecaller SDK documentation!

Here you will find answers to all your queries on how to easily integrate Verification via Truecaller feature into your mobile app and mobile sites.

What is Truecaller SDK Truecaller SDK is a user consent based mobile number verification service, which you can use wherever you look to verify your users.

With more than 250+ million users, Truecaller is the largest mobile number identity platform.

This means that these 250+ million users who have Truecaller mobile app on their mobile devices, have created their profiles with Truecaller by verifying their mobile numbers, and associating their identity.

Since these users are already mobile number verified, Verification via Truecaller enables you to quickly verify/ signup/ login your users, basis their mobile number - without the need of any SMS OTP whatsoever, and along capture user-consent based mapped user profiles.