Stay away from spam calls!
Rate numbers and block calls with our tellows app. Benefit from the free search for caller ID and info of unknown numbers, spam call blocker, personal blacklist and more!

How the App Works

Identify unknown caller immediately (Caller ID)
Decide which calls you are going to answer! Spam call, scammers or annoying calls from call centres are immediately detected with the tellows app. Incoming calls are displayed with a score from 1 (trustworthy) to 9 (not trustworthy) on the screen of your mobile phone. Besides rating, you can also recognize the name of the caller, the caller type and from where it calls

Number lookup and info of unknown caller
Thanks to the huge tellows community, you will be able to find thousands of spam numbers and details to identify them. Our database is updated constantly, no more trouble from scammers or telephone advertisements!

Evaluate and comment on phone numbers
Join us and help us on our mission! Comment and evaluate unknown numbers, so we can prevent phone scams together! Connect your account and enter the tellows world on all devices.

NEW: Call blocker and custom blocklist
In the free version you can manually block calls locally.
In the Premium version you can block calls using the community and local blocklist features. All currently rated dangerous numbers are stored on your phone and can be blocked even if the phone is offline, thanks to local updated blacklist. The Premium version does not contain any advertisements.

Download