A simple calculator app that supports arithmetic for numbers from base 2 to 16. Has functionality for converting numbers between different bases, and input of numbers in different bases. Read more about Binary Calc v1.1 (iPhone Application)
A440 Tuner is a simple app that gives a musician a reference Concert A (440MHz) pitch in any combination of 3 different forms: as played by a real oboe, as played by a synthesizer modeled oboe, or as a sine wave. Read more about A440 Tuner v1.0 (iPhone Application)
Joerg Jahnke has released an updated version of JMEBoy. JMEBoy is a Java-based Gameboy and Gameboy Color emulator for mobile devices. If you want to play Gameboy games on your mobile phone you should try this emulator. Read more about JMEBoy v1.2.6 (GBC emu for J2ME)