Battery Monitor is a super simple & beautiful app to check your battery status & system status.  

Features:
- Accurate battery percentage view 
- Real time battery usage stats metrics 
- Remaining time for different tasks on the battery level 
- Animated and cool graphs to enhance the user experience 
- The perfect support iOS and IPhone support 
- It's FREE and will always be.  

Instantly know how many hours you have left for: 
- Listening to music 
- Watching video 
- Talking on the phone 
- Internet Browsing (WiFi or Edge/3G) 
- Standby 
- Time left to recharge 
- 2D and 3D Games 
- Reading books 
- GPS navigation 
- Video chat 
- Taking photos 
- Recording videos 

It works on all iPhone and iPod Touch devices, displaying the correct values for each one and is regularly updated as new devices come out

Try it now! It's simply the best at what it does.