Tunable - Tone and chord generator, chromatic tuner and metronome for mobile.
Tuner Eclipse - A simple and accurate guitar tuner for iOS
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.
Roadie - The first neighbor-to-neighbor shipping network