Call Control

CallControl periodically generates sound beeps, which are heard only on your side, during phone calls. While active, this program makes a beep sound at the predefined time mark during the phone call. Use CallControl to make yourself conscious of time spent on phone during call. V1.8 - Volume control added

CallControl periodically generates sound beeps, which are heard only on your side, during phone calls.

Parental rating: 

NR: Not Rated

Screenshots: 

You can download at: http://apk.cuaban.net/detail/11799/Call-Control.html