This is a tool box with 10 useful tools on android. Including:Compass,Ruler,Level Tool,Flashlight,Holidays,Battery Manager,Exchange Rate,Make Decisions,Unit Conversion,Task Manager. It helps you to better use your handset. Battery Manager: With this app, you can check battery usage at any time. It’s also combined with restoration function. Exchange Rate: Quick exchange rate search and calculation. Make Decisions: Having a hard time trying to make decisions? Having problems with solving disputes? Then you got to try this app. Task Manager: Task manager for Android. Use this app to check for all the running tasks and to kill tasks. Flashlight: Flashlight app with multiple functions that turns your phone into lighting equipment. Compass: Use your phone to determine directions. With this app, you can easily find north or south in a completely strange environment. Ruler: Use this app to measure daily objects. Level Tool: Transform your phone into a spirit level to indicate whether the surface of an object is horizontal. Holidays: Quick search for public holidays. Unit Conversion: Use this app to perform conversions between various units of measures.