Tunable - Tone and chord generator, chromatic tuner and metronome for mobile.
Roadie Tuner - Fine tune your guitar in seconds
AP Tuner - APTuner is a sophisticated chromatic tuner for your computer, tablet, and phone.
Fender Tune - Free guitar and bass tune iOS app
PitchLab Guitar Tuner - PitchLab Guitar Tuner is a software that helps artists to tune their guitar, and it comes with a chromatic tuner for free.
Epoch - Simple, with easy all-inclusive merchant integration. Powerful, with automated international customization. Flexible, for the most unique and sophisticated demands.