Free Truecaller Alternatives

A free and open source application that can block unwanted calls or warn about probable intentions of callers using a third-party crowdsourced phone number database (from some other proprietary app).

This application both blocks unwanted calls and SMS, and helps manage a blacklist. Easy and lightweight, it does not consume any of your device's battery power.

Easily block unknown callers.

We've all been there. You've missed a call on your phone from an unknown number. You wonder if you should call back, it could be important. Or maybe it's yet another telemarketer ringing to sell you insurance. That's why we created CallerSmart.

Nomorobo blocks annoying robocalls, telemarketers, and phone scams.

Sync.ME is the premier social caller id and contact management app, allowing you to identify the name and photo of nearly every caller and even link to their social network profile.

Complete phone number report. Get a phone GPS location heatmap, mobile operator, city, state, comments about any phone number.

WhosCall is a reverse Number Search, with a global number database of over 600 million entries.

Identified Caller is a phone number search engine that organizes public records information to help you safely find phone number owner name and address.

ID Book is a handy, easy to use application specially designed to offer users a simple address book.