Battery Doctor Free on iPhone / iPad

Another Battery Life Reminder app.

It can show the usage of your iPhone/iPod in Hours and Minutes:
- Talk time on 2G Mode
- Talk time on 3G Mode
- Wi-Fi Internet Browsing Time
- 3G Internet Browsing Time
- Video Playback Time
- Audio Playback Time
- Game Time
- Standby Time
Download link: http://itunes.apple.com/us/app/battery-doctor-free/id350752263?mt=8#