An effortless way to track attendance
Are you an educator? Roster app lets you keep track of your students' attendance. Whether you are a college professor, workshop facilitator or a guitar instructor, forget clumsy piles of paper since your Android-powered phone is already in your pocket. More information on http://www.flapsapps.com/roster-android/
All features are available in demo, but you cannot add more than one class.
Requirements: Android 1.6+.

Wifi Portal, the best WiFi manager and analyzer.

Clean both internal cache and external(emulated SD card) cache of apps.

widget with signal level, counters on the status bar (network speed), traffic monitor

DeathMeta is a metasearch engine for Android. It allows you to search web and images from Google, Yahoo, and Bing with a simplistic approach.

Speed up phone;
Save battery;
Auto kill & widget;

Quick App Killer is a tool to kill running tasks for speeding up your phone, saving your battery life;

Best task/app killer on Android Market.

Booster FREE is the coolest task killer for your Android mobile phone. Its easy and simple dashboard like interface saves battery life and optimizes system speed.

Stay connected to your home or office Windows PC with the free 2X Client for Android devices.

Zero Launcher is a very simple launcher/home replacement app. In fact it is so simple - it can only launch apps!

Join Drops App is a secure and simple file sharing application which allows you to share files from your smartphone without needing any email addresses or account creation. You can share files with your friends either by shaking your phone or using Android Beam (NFC Near Field Communication) technology in your smartphone.

Perfect solution to extend battery life

Is your mobile phone REALLY connected to Internet?

Keep tabs of things you must do everyday until you reach your goal. Momentum Builder is a realistic way to kick bad habits and achieve your goals!

Reboot your device.
ROOT ACCESS NEED!
Root access to your phone is required to use this application!
If you are not aware whether or not your phone has root access, you probably don't have root access.
Create shortcuts on your home screen to boot with one click.
This application will reboot (restart) your phone, Remember 'Allow' in Superuser for fast 1 click rebooting of your phone.
There is a known issue where this does not work on phones with Sense (EVO, Inc, etc).

Write out your daily schedule on MicroNotes for Android!

Die Bauskript Bautagebuch App dient bauleitenden Architekten, Ingenieuren und Bauunternehmen für die Dokumentation der Baustellenbegehungen. Alle wichtigen Daten, Ereignisse und dazugehörige Baustellenfotos werden mit dieser App erfasst, ausgewertet und zu fertigen Berichten zusammengefasst. Diese können als HTML Email direkt aus dem mobilen Gerät verschickt werden.

Never worry when the lights go out, “Power-Smart Flashlight” is here to the rescue

Disables the lock screen while using the apps you specify, re-enables it when you are done.

New amazing sound booster. It will increase your speakers volume up to 10-25%.

ePythia is a free & simple To Do List.
It uses your location to remind you about your tasks at the Right Place and or at the Right Time.
And you can easily add a task to your to do list by voice! Just say, for example, "Call Mike tomorrow at 7" and the task will be automatically created with a reminder on that day and time!