A free app for Android, by lithiumS.

Do you hate unwanted phone calls? Do you want to protect your phone from spam calls? Do you want to avoid unwanted messages? Do you want to prevent unknown numbers from contacting you?

Call Blocker is the best way to block unwanted phone calls. It has a fast algorithm, so it is faster than other call blockers. It can also save your phonebook from being spammed.

If you want to make your phonebook safe, download the application and create a white list. This will allow you to receive calls from people you know.

Do you want to protect your phone from unwanted messages? You can also create a white list for this purpose. In the settings you can choose the method of the application’s response to an incoming message: reject a call, silent, or if supported by your device and the network, the caller will hear “the number you dialed is not available” or “wrong number” or something similar.