Reach your Android’s maximum potential by increasing speed, saving battery power and monitoring data usage with NetQin’s Android optimization app. Android Booster FREE will improve your Androids performance in seconds with it’s easy to use interface by helping you reclaim memory, save battery power, kill tasks and give you an easy way to uninstall unwanted apps. Android Booster also contains a handy Widget which gives you the power of one-click optimization.

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

Battery Saver is the most powerful battery power management application specially designed for Android. It aims at meeting customers' needs to save battery under various circumstances, and gives you options to handle all common factors that eat up your Battery. These could be wireless connection switched on when you are not using them, loud audio alert or vibration at unnecessary situation, and constantly retrying connecting signal at weak signal area, etc.

A life saver application for parents. You can turn any Android tablet into a kid’s tablet with KuuKla Parental Control. Just select the applications, set a time table by days and hours, and leave it to your kid. Your kid can only use the tablet with applications you choose, at the day and time you define.

A fun whiteboard for your doodles!

Create web shortcuts on your Homescreen like iPhone using Android Browser or even without it. An easy way to access your favorite web page from homescreen.

Featured file manager, manage your own music, pictures, videos, documents, downloads and applications easily and high efficiently
Tomi File Manager focuses on providing simple and fast management solution for YOUR OWN files on mobile devices. You can easily list, search, locate, and operate files with simple taps. Sorting music, pictures, videos, downloads, and installed applications into intuitive categories, and making you feel no worry to where the physical file located.

This is a fast and powerful tool to manage your variant of apps, which includes Risk indication, app autorun control(ROOT), Task killer, Move app 2 SD card(Android 2.2 or later), Uninstaller, Backup apks to SD card, and etc. And in expert mode, you can filter and sort packages by many useful ways. Also it can call root function automatically to get better performance if your device is rooted.

Try this to check your apps, you may find something you do not know before!:)

With AllAppView, you could self-define classifications, move the needed apps into the corresponding categories, which making it easier for you to find the app you want.
Long press some app, there will be a menu pop up, saying "move app to defined category","uninstall app","delete app from this category".

Changes your lock screen PIN every minute magically.

WiFizer is not your typical file sharing program. WiFizer is a fast, secure, easy, efficient and free way to share files between Android™ devices. WiFizer utilizes local wireless networks to share files by turning your Android device into a file sharing server.

Screen flashlight
15 Colors
Full screen, maximum brightness flash light.

TAP SCREEN WHEN APP LOADS TO ENABLE BRIGHTNESS!

WalletPro is an application for Android Phones which gives you a safe and secure way to store all of your personal and/or business critical information.

Speed up your Internet! Connect faster and download more in less time! Internet acceleration all the way!

Internet acceleration for tests such as speedtest.net and bandwidthplace.com

This app provides you with 30% - 50% faster browsing experience,
lowered delay in multiplayer games and faster app downloads!

It works on all kinds of networks:
2G, 3G, EGDE, GPRS, UMTS, HSDPA, LTE, WIFI etc.

Smart ways to control your incoming calls via proximity sensor on your phone or by your voice.
Just wave your hand above phone's proximity sensor or hold the device near your ear to accept, reject incoming calls or activate silent mode.
This app can work like Air Call-Accept feature on Galaxy S4.

Be connected whenever possible, share passwords for protected hotspots, use all the free WiFi, save precious GSM data.

Optimus Alarm Clock is an alarm clock with many features and fully customizable so that anyone can choose how to wake up. You may prefer a soft tune up or maybe just the opposite.

Automate your terminal commands

Compress and cut your videos so they take less. Supports multiple formats

Emoji Keyboard / Emoji Keyboard is a keyboard for Android Devices which allow you to input Emoji icons anywhere in a convenience way.
This is the Keyboard to input Emoji icons in everywhere such as email, whatsapp, wechat, twitter, sms…… together with the normal English keyboard which make input Emoji icons more convenience.