Sale has ended but you can still get this app.
Download Easy Smart Phone Now
Easy Smart Phone

Official Description

Want to answer the phone comfortably?

1. Answering a call by Promimity Sensor
2. Answering a call by sound
3. Shake Answering a call
4. Do not reject unwanted incoming calls
5. Light program
6. Supported Test mode
7. Flip mute function
8. Disconnect by shake, hang up by upside down phone