Combi Note helps you to write down all you need in a single place in the easiest way.
Because this is a 4 in 1 app:
Calendar, ToDo List, Note and Journal

GPS Doctor is a troubleshooting/diagnostic program for GPS systems in Android devices. If your phone is taking longer than it should to get a satellite fix, or can't get a fix at all, GPS Doctor should be able to help. To use, simply run the "Quick Fix" option (or the manual options) before attempting to use Google Maps (or any other GPS software). Your fixes should come faster and be more accurate.

A database of Mercedes-Benz Fault Codes and their meaning for all Mercedes-Benz vehicles.

Mitsubishi Fault Codes

BMW Fault Codes

Welcome to the BMW fault codes database. You will find the most complete list of BMW trouble codes available. The code definitions are a good starting point when determining the cause of the service light and will help you repair the problem. BMW Diagnostic Trouble Codes (DTC) for 1996+ models OBD 2, OBD II.

Audi Fault Codes

Welcome to the Audi fault codes database. You will find the most complete list of Audi trouble codes available. The code definitions are a good starting point when determining the cause of the service light and will help you repair the problem. Audi Diagnostic Trouble Codes (DTC) for 1996+ models OBD 2, OBD II.

Delicious is the application for Delicious, the world's leading social bookmarking service (formerly del.icio.us). It keeps your bookmarks in sync.

Toyota Fault Codes

JUSTones is an intuitive Ringtone and SMS Tone Manager. You can set Ringtones as well as SMS Tones (individual as well as Group tones) using the built-in ringtones or using mp3 files from your storage card. Just by using the right arrow key, you can Play/Stop an existing ringtone for any contact or group. Select multiple contacts from the main screen and set a Ringtone (or SMS Tone) for them. Contact names and Ringtone/ SMS Tone names are displayed together for any contact/group.

Klaxon is an Alarm Clock with some amazing features!

Flip your phone over to snooze the alarm!
Bed clock (enable stay awake while charging setting)
Configure: snooze, music, ringtone, max volume, volume ramp, alarm names, vibration, and more!

With Partial Search(PS) you can search for names, numbers and emails...partially

DDM (Don't Disturb Me) is an application which allows you to turn of the ringer of your Android phone for particular incoming numbers and (if you want) in particular days and/or times.