AirCover Security protects your Android devices from viruses, malware and other threats, with anti-virus, real-time protection, web protection, anti-surveillance, and other security features.

Free, top-rated, real-time antivirus and anti-theft protection for Android™ devices.

Essential app for all android users. Password protect your phone's personal data

An essential app for every android user. Password protect any personal data on your phone.
AppLock lets you protect any applications you want with a passcode: SMS, Email, Pictures, Calendar...any apps you choose

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

You’ll be in touch with latest video news with this application. Get rid of old text RSS, grab new video one! Watch video news on your android device from web sites http://www.1tv.ru , http://www.vesti.ru and http://www.ntv.ru

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.

This small yet useful application provides current data for stocks & indices from polish GPW Stock Exchange.

Quotations are delayed 15 minutes, however WIG20 index value is given in real-time.

As also found in the official Google Android Market:

This application is a call minutes, sms, mms and data usage meter to monitor your credit usage. Never exceed your quota again!

Supporters unlock: free times/contacts/groups; widget; usage log; greater configuration of plan inclusions + more. A free 5 day trial is offered.

Please report bugs!

Please visit http://creditusage.matthewwardrop.info for more information.

Show your album art collection on the homescreen using the Android music library. Featuring multiple sizes, greyscale rendering, smooth scrolling and low CPU usage, this app is perfect for users who enjoy browsing their album covers as much as listening to their music.

Simple and statistical precision.

To help users understand their own mobile phone network data traffic usage, in order to better control the cost of data traffic.

2G/3G network data traffic monitoring capabilities.
The network data traffic to warn function.
The network data traffic statistics data display.

Paid version:
Monitoring data charts.
No ads.

In this app you can find Beto's comic strips. Beto is a systems analyst that works at the I.T. department of a chaotic company. Although he doesn't fit very well into the society, he can communicate with the machines like no one else and tries to survive in a world increasingly made up of zeros and ones.
Beto will have a comic strip every day, except in case he is hibernating (it happens very often).

beo.text is a highly customize-able tool to automatically respond incoming call or sms inbox received while you are in a condition unable to pick up phone call or reply text message.

Perhaps you are :

in a very important meeting.
you are driving. Remember, drive safely.
maybe you just want to spend a special day off with your loved one without interference from others.
or maybe you’re cheating on your partner. (well, i do not recommend this kind of usage :-)

A way to store videos you take on your Android phone somewhere safe forever with a single touch -somewhere only you and your trusted ones can view them from. Privately, safely, without "broadcasting yourself", on any device, over any network, anywhere you are connecting from -phone, PC, tablet, or even internet-connected TV.

With this app, you can try to nab the thief who ran off with your precious smartphone or tablet. You can log into a web portal and get a location of your phone on Google Maps. You can even remotely trigger the phone to take photos and record voices. The phone then sends the photos and voice files to your pre-defined e-mail address.

Network Counter is Android (2.2+) application for monitoring of wireless network data traffic.

Features:
- Displays data traffic usage statistics for Wi-Fi and cellular / mobile networks.
- Possibility to setup an alarm for Wi-Fi and mobile data traffic usage.
- Network traffic statistics for currently active (running) applications.
- Ability to backup and restore of data traffic usage database.

Smart Data Watch is free app to monitor your network data usage and convert the usage as your currency also lets you to set quotas for daily,monthly usage

If you love Dunkin' Donuts coffee and donuts/bagels then this is the Dunkin' Donuts finder app for you. It’s real easy to use and will help you find a Dunkin' Donuts store that is close to your current location.

An arcade game similar to Peggle, that comes with a level editor and marketplace that lets you download/submit maps.

Pro add-on for AppUsage. Install AppUsage first, then unlock extra features with this add-on. Currently opts you out of data collection; more Pro features coming soon!

Measures time spent on each app. See which apps to uninstall because you're not using them!
The most accurate app usage tracker! Accurate to less than a second on Android 1.6 and up.