Easy Double Bass Tuner

Simple and powerful, this double bass tuner is both in one! You can listen the sound of each tuning string as well check & fine-tune the strings with the help of the chromatic tuner, placed in the middle of the app window!
App-features:
* Chromatic tuner with audio-input and microphone support,
* Tone generator with authentic double bass sound,
* Automatic repeating of the playing sounds,
* 11 pitches modes:
+ Baroque,
+ Scientific,
+ France1859,
+ New Philharmonic,
+ Concert Pitch,
+ Boston Symphony Orchestra,
+ New Berliner Philarmoniker,
+ Moscow Theater,
+ Old Berliner Philharmoniker,
+ Old Philharmonic,
+ Renaissance
* Retina display support.