CatDroid is a Disk Catalog Browser + Search tool. It's search function lets you to search for files based on name, telling you which of your media disks the file resides, along with the path to your file. The desktop app that creates catalogs can be downloaded for free from

http://sourceforge.net/projects/archivesystem/

App that uses your device screen to turn it into a flashlight.
Perfect for devices with no camera-led.

JuicePlotter is a battery usage graph that combines full at-a-glance information about your battery consumption with sheer beauty.

FlashDroid is an open source educational app to convert your screen into a bright flashlight. Want to learn how to make an app like this?

StatDroid is used to analyze & synthesize stats on your device.

New:
Community stats.
See how your phone stats compare to others.

Storage stats.
Summary & Capacity.

Statistics:
Call log, SMS/Text, Image, Audio/Music, Video, Contacts, Minutes, and Browser

www.statdroid.com has the latest features and functionality.

Very simple and small application:
Shows the amount of electrical current available to the phone via a USB connection.

Protect, Optimize, Speedup.
Absolutely free, no Ads, no registration!

Access,manage and transfer files on your android device over WiFi

Racing style speedometer app that accurately measures your speed with GPS.

App measures and analyses sound pressure level and sound frequency spectrum.

Smart Microphone is a very simple and transparent microphone app.

Keep your child safe with 100% free parental control software.

"Easy QR Code Toolbox" aims to be the easiest to use QR code reader app on the market.

Quick search and launch application.
Helpful in case of a lot of pass installed on your phone.

-Three widgets
-Large digits
-Advanced statistics
-Sound Alerts

3G Traffic Lite is the free version of 3G Traffic Pro. It counts mobile internet traffic and save battery.

Most comprehensive, feature packed and accurate Metal/EMF detector by far.

This application lets you backup your SMS onto SD Card and restore from it.

AndFire is a android firewal software,It support to message filter,block calls,app firewall,ftp pop3 smtp block and virus firewall.You can block some network application software to help you save flow!

AndFire是一款Android 防火墙软件，主要支持黑名单信息过滤，阻止来电，应用软件阻止网络，FTP，POP3，SMTP阻止，病毒防火墙等，你可以阻止一些联网的应用软件，帮助你节约网络流量！

Wrye Bash Updater is a app written to have a mobile instruction manual and tutorial to which you can read up and learn how to use the most widely used tool for the elderscrolls iv oblivion mod management besides oblivion mod manager.