Tunable - Tone and chord generator, chromatic tuner and metronome for mobile.
Fine Tuner - Fine Tuner is a minimalistic guitar tuner that utilizes your device's built-in microphone.
AP Tuner - APTuner is a sophisticated chromatic tuner for your computer, tablet, and phone.
Metronomus - Powerful and beautiful online metronome
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.
LINGOT - Musical instrument tuner, LINGOT is a musical instrument tuner.