Easily make calls using just the headset button of your wired headphones.

This App helps making calls easy on the go by pressing the headset button.

This application allows:

1/ check of your phone sensors
2/ Centralized Volume manager (alarm, ringer ...)
3/ WIFI access points level cheker
4/ GPS + Google Maps localizer
5/ Battery level checker + screen timeout controller (mainly for an optimal battery life cycle , i.e charge it until 100% and empty it until 0%)
6/ Process checking agent which allows tracking all processes running on your phone and monitor/diagnostic memory usage.

Minimalistic Life Counter for a Magic: the Gathering Game.
Simple, free and minimalistic app for control life and poison, easy to use.

Battery widget that speaks.

Ring Manager help you control volume and vibrate for incoming calls

Calculate various properties of Budget using this simple utility tool.

Lux Meter is a simple light meter for measuring illuminances (lux, fc) by using the light sensor of the device.

The coolest way to send links, youtube videos and everything else to all other devices with a browser.

You can change dns easy.

Generate both whole and floating point random numbers, as well as lottery numbers. Also has a boolean number generator, that allows the user to generate either 1 or 0, True or False, or Heads or Tails.

This application shows on a month basis any date in the Gregorian calendar.
The date of Easter for any requested year is also calculated.

The Golden Ratio Calculator allows you to input a total width value and have it be split in the golden ratio. Perfect for designers who are looking for spacing information, or anyone interested in the devine proportion.

App for Android Developers. Simple tool to aid development.
If you're not one, the app is still useful for monitoring what your installed apps is doing with your phone.

Features:
1. Calculate dimension for different density drawables.
2. Save those drawable dimension values for reference.
3. Monitor system debug / log output. Alternative for logcat on actual device.
4. Filter log buffer, level(priority) or/and tag.
5. Save log to a .txt file.
6. Check system information.

A FREE and HANDY application which helps you calculate your dining tips.

Professional hygrometer on your device. Measure atmospheric relative humidity.

Simple 3in1 Converters
1.Unit Converter
2.Currency Converter
3.Time Zone Converter

DrOne is a launcher that allow you to use your device in a completely new way.

Powerful & easy-to-use score keeper for board game, card game. Supporting changing more than one players' score in one time, and build-in calculator for complex case.
App-free version is comming soon~

GrandTools-great app for students.

Lets you memorize numbers easier by creating word associations automatically for you.