The PitchCrow-G is the most compact of all fully-featured clip-on tuners.
Korg AW-4G-BK PitchCrow-G Clip-on Chromatic tuner for Guitar & Bass, Black
Korg AW-LT100G Pitchcrow Clip-on Chromatic tuner for Guitar, Black
Korg - AW-4G-BK Pitchcrow Clip-on Guitar Tuner - Black
korg PitchCrow-G clip on tuner opened but never used for sale
