A free program for Android, by Trace Bust Apps.

Trace Bust is the most powerful and simple-to-use false caller ID program that currently exists in the globe. Trace Bust gives you the ability to call any number you choose while also giving you the choice to change your voice and record the phone call.

You must first download the software and then follow the instructions that appear on the screen to create your user profile before you can utilize Trace Bust. After that, you will be able to make calls using your new phone number, and you will also have the ability to record the calls and share them with your friends. Your only remaining option is to install and make use of this application at this point.