Play in Tune: The Revolutionary Tuner Trainer. Just looking at a traditional tuner may tell you if you are sharp or flat, but to play in tune you must learn the sound of an in-tune note and learn to match it.
This download is completely safe. SavardCreativeEnterprises is the official developer of Play in Tune that can be found in the Music & Audio category. The overall score for the tool is 4.3 on Google Play.
Over 10 users downloaded and installed this application and its most recent update was on Aug 6, 2018. You can download the setup package of Play in Tune 1.5 for free and take a look at users' reviews on Droid Informer. The app runs on Android 4.4 and above.