RealCall - Spam Call Blocker is a free app for Android phones and tablets that can automatically identify and block spam calls. This app will do everything for you, including identify and block calls that are not from your phone number. It's an app that works with your phone's calling system to identify and block calls that are spam and unwanted.

It works with most phone numbers, even if the number is not from your current location. You can use this app to prevent yourself from getting scammed or being a victim of telemarketing. It's a great way to make sure that you are not being spoofed or that you are the victim of a scam.