Battery Diviner Free

*Battery predictor with summary screen (Screenshot)
*History graph includes predictions (Screenshot)
*Usage graph shows when battery is most used
*Learns patterns over time to become more accurate
*Includes dynamic widget
*Auto-backups to prevent corrupt data

Below the comments, see the Website link for more information.

Recent changes:
(RE-ADD YOUR WIDGETS!)
V1.03 - Several bug fixes and image updates. Full version gets a real color picker this time.

(IF YOU ARE UPDATING: RE-ADD YOUR WIDGETS)
2x1 Widget added - looks good on dark or light background. Widgets must be re-added due to internal changes, in preparation for a big widget upgrade.