oTuner is described as 'Free, Open Source Chromatic Tuner for Windows and Windows Mobile (or Pocket PC)' and is an app in the Audio & Music category. There are more than 10 alternatives to oTuner for a variety of platforms, including Android, iPhone, Android Tablet, Windows and the Web. The best alternative is Tunable. It's not free, so if you're looking for a free alternative, you could try PitchLab Guitar Tuner or AP Tuner. Other great apps like oTuner are gStrings (Freemium), LINGOT (Free, Open Source), Tuner T1 (Freemium) and PitchPerfect (Free).
- 16 alternatives
- Hands-free tuning for guitar and other acoustic instruments. View 22 alternatives to PitchLab Guitar Tuner
The app seems to be not updated anymore and it's no longer available for Android. Last versions, released in 2015, can be still bought from the marketplaces.
- Windows Phone
- PitchPerfect is a easy to use and simple guitar tuner. PitchPerfect eliminates the need of tuning a guitar conventionally and will automatically detect the note you are playing. You can simply tune your strings quickly & easily to any note you want!. View 17 alternatives to PitchPerfect
- Windows Mobile
- Android Tablet