Musicoid-Tuner* (rcs_34.android.musicoid.tunerpro) on Google Play
- Tuner allows you to tune specific tones or let the tuner guess the tones automatically. - Tuner supports custom frequency calibration (floating A-tone frequency). - Tuner displays an actual CPU-impact- Tuner supports several tone naming conventions ({C D E F G A B}, {C D E F G A H}, {Do Re Mi Fa Sol La Si} and {ハ ニ ホ ヘ ト イ ロ} Musicoid-Tuner can be downloaded as a stand-alone application or as a part of the Musicoid - All-In-One package.