Quick Modes - A free simple widget (1x1) to change the ringer mode to Normal, Silent and Vibrate mode in 1-click and also you can switch on/off your WiFi.
You can choose any ringer mode in just one click i.e. no need to go through other ringer modes.
It is a widget not an app
reCaller - Application for (semi-)automatic redial of incoming call that you've just canceled. After you cancel incoming call, dialer will appear with already filled number that you just canceled. Application can be useful for people with unlimited call plans and who redial often
Reverse Cell Phone - Reverse Cell Phone Lookup - Reverse Phone Lookup Ever Wondered Who is Calling?? Well there is Now a tool that can help out with that!
Do you ever get missed calls and wonder if they were important or just "hang up calls"?RingDuration is an Android app that shows you exactly how long your phone was ringing, for incoming and missed calls
View photos when you finish a call! These pictures are selected using the keyword "Sagittarius Galaxy", so they change whenever you make a call. From the selection all over the world, keep calling to find the photo best for you!
SayMyName - Want to know who is calling without looking at your phone? This app will tell you!
It reads the caller ID saved in your addressbook and tells you who is calling (you can customize it)
SerialPort - The current Android SDK does not provide any API for reading and writing to the Linux TTY serial ports. You may find such serial ports on the connector of HTC Android phones.
This project wants to provide a simple API to connect, read and write data through theses serial ports