About
OS9 Phone Dialer is a feature-rich dialer app for Android. It offers a fast T9 Photo Dialpad, call logs, call blocking, and the ability to hide caller ID for incoming calls. It also allows you to slide to show private numbers' caller ID and has a speed dial feature for quick calling. The app provides a full-screen caller ID for both outgoing and incoming calls, along with keypad touch sounds. You can easily add or edit contacts and there are settings to customize the app's features. Additionally, it supports dual SIM management, auto calling for business purposes, and includes features like notes, calculator, and calendar during calls.
