Company Hsing-Fu Hsueh created these great apps:
Erhu Tuner - Pitch, Violin Tuner - Pitch, Viola Tuner - Pitch, GuQin Tuner - Pitch, PiPa Tuner-Tuner for PiPa, SanXian Tuner-Tuner SanXian, LiuQin Tuner-Tuner for LiuQin, YueQin Tuner-Tuner for YueQin, Cello Tuner - PRO, GuZheng Tuner - Pitch, Ruan Tuner-Tuner for Ruan, Shamisen SanShin Tuner, Koto Tuner - こと, UkuleleTuner - Tuner for Uke, GuitarTuner - Tuner for Guitar, ViolinTuner - Tuner for Violin, MandolinTuner - Tuner Mandolin, BassTuner - Tuner Bass Guitar, BanjoTuner - Tuner for Banjo, Balalaika Tuner - Pro, DomraTuner - Tuner for Domra, Oud Tuner - Tuner for Oud, Metronome - PRO, Dombra Tuner, Baglama Tuner - Bağlama, Bouzouki Tuner, Charango Chillador Tuner, Kemence Tuner, Flute Tuner - Tuner for Flute, and others..
