Oscillations - This program is a makes a nice sweeping color sweep over your screen. This is FREE software, it has no ads or nag screens. Due to the huge number of Phone models that have been created it is impossible too test every different type
Spectral Tiles - A program which displays 16 different colored squares on the screen which change color. Works at a great disco ball but may cause epileptic fits. Looks very cool. The best bit is that its totally FREE with no ads or nag screens
If you find this application useful feel free to donate whatever you think the application is worth
DiscoStrobe Enhanced Hypnotic - A Small application that changes the color of your screen like a disco light. This is the Enhanced version. It can be used to hypnotize people. It fades through the color spectrum and uses 16581375 colors on super high resolution devices
DiscoStrobe Enhanced Original - A Small application that changes the color of your screen like a disco light. This is the Enhanced version. It can be used to hypnotize people. It fades through the color spectrum and uses 16581375 colors on super high resolution devices
2-in-1 Pack: superTORCH + freeMSG -superTORCH turns your mobile into a multi-mode intelligent torch. Use it to find lost items, dark keyholes, call help in emergency situations or warn people. This program can save your life!
freeMSG is a voiceless local messenger
Spark is your customizable Home screen with everything you want in one place - featuring live Facebook & Twitter streams, Deals from Groupon, News from CBS News, SKY News & AP News, Sports, Location-aware Weather from WeatherBug & More! Update your Facebook & Twitter at the same time. Keep up with breaking news, entertainment, and sports stories
AutoLight - HTC Topaz (Diamond 2) auto adjust backlight function is a good idea with a not very good implementation. It must be said to HTC excuse that the light sensor is very noisy, especially at low light conditions.
Some alternatives do exist but are not very good or are Compact Framework application (not a very good idea for background application)
IQ Friend Finder - IQ Friend Finder - Whether you are in a crowded night club or at an outdoor concert, this application will help your friends find you