Download : JuiceDefender - battery saver Ultimate 3.9.4 (Android)

JuiceDefender is a powerful yet easy to use power manager app specifically designed to extend the battery life of your Android device. Packed with smart functions, it automatically and transparently manages the most battery draining components, like 3G/4G connectivity and WiFi.

JuiceDefender Ultimate enables _all_ the advanced features in JuiceDefender:
- automated WiFi control - also Location-aware!
- all schedule intervals
- night, peak, weekend schedules
- the Extreme profile
- configurable Apps with interactive mode
- 2G/3G/4G network mode switching control*
- CPU frequency scaling*
- Smart Brightness control with integrated screen filter and "night tint" mode
- Timeout control to minimize the hassle of the lockscreen, or disable it altogether when you're at home
- Bluetooth control - it can also automatically reconnect to your headset/handsfree!
- ...and every setting is fully customizable!

* Available if supported by your ROM

What's New in JuiceDefender - battery saver Ultimate version:
- UI improvements
- added per-network "keep enabled" for Location
- added per-app custom controls
- reworked the widgets, improved "user" control
- added Bluetooth enable/connect in QuickBox
- improved tablet/Honeycomb support
- better handling of the keyguard during phone calls
- removed read logs permission
- several fixes: night/peak schedules only starting the first time, Traffic bug, workaround for Bluetooth FC, AOSP on 2.3.7
- UI tweaks
(partial changelog)