CallApp: Caller ID & Block is an innovative phone app that provides a comprehensive caller identification and blocking solution. With a vast database of millions of phone numbers, CallApp helps you identify unknown calls and SMS messages, prioritizing your safety and privacy. The app automatically displays caller information on your screen, even for unknown numbers, empowering you to make informed decisions before answering calls. Additionally, CallApp offers a powerful call blocking feature that enables you to block unwanted calls and messages from spammers, telemarketers, and other annoying callers. Take control of your calls with CallApp: Caller ID & Block!