Show CPU Usage shows the usage of your device's CPU in percentage. If you see it high (10% or more) for a long time, beware that your battery will be drained quickly.
Note: This is a DEMO app which is NOT POLISHED. Don't expect a nice UI or graphics
Smart System Info is a great minimalistic system information app for your Android device! Just system info that you need, nothing more. Simple, elegant and fast
Spare Parts Plus! PRO allows you to enable and change some hidden settings of your Android device. This app is based on the open code provided by Google but updated to work with Android 2.33 GingerBread and tested on CyanogenMod7
Speed Booster
Speed Booster for Android significantly increases the speed of your phone.
Improving performance is critical to get the most out of your device. Poor performance can lead to slow apps and drain you battery
StatDroid is an application to give you an interesting look at the contents of your phone/device. It will provide some pretty enlightening information about your habits. One of the neatest features is the Community Stats. This feature lets you compare your stats with others, to see what kind of similarities or differences you may have
Super Status Bar
Super Status Bar free mobile application allows you to change the default status bar without using ROOT rights for Android. Create your own personal status bar. Cool drop down panel, with notifications, recent apps, toggle and room for a widget
Synodroid allows you to manage Synology NAS downloads from your Android phone via both WiFi and 3G.
Note: Make sure you select the right DSM version of your NAS when creating the connection to be sure all features work
Synodroid Pro - allows you to manage Synology NAS downloads from your Android phone via both WiFi and 3G.
Pro version includes a revamped user interface with native Honeycomb and Ice Cream Sandwich support, background service for file transfers, XHDPI Native support, and more