Develop your relative pitch to the full

Improve your aural skills and your music theory knowledge to better your life as a musician, be it regarding improvisation, composition, arrangement, interpretation, singing, or playing in a band.

Designed like a video game and with strong pedagogical concepts in mind, this app will make you truly master each interval, chord, scale, etc. before taking you to the next one.

“One of the best music focused apps. Ever. This is as close to a perfectly done Android app as you can find. Every musician should have this.”

– Joe Hindy, Android Authority.

Unique Features

The most comprehensive ear training app you can find on the market.

Extensive Content

11 drill types, 24 intervals, 36 chord types, chord inversions, 28 scale types, melodic dictations, chord progressions.

Choose Your Difficulty

Classic mode for advanced musicians with 150+ progressive drills arranged over 4 levels and 28 chapters. Easy mode especially designed for beginners with 50+ progressive drills arranged over 12 chapters.


Global statistics to track your progress.

Arcade Mode

Play a selection of 21 drills in arcade mode.

Custom Drills

Don't want to follow the preestablished path of progression? Create and save your own custom drills and rehearse them at your own convenience.

Custom Training

Create full custom training programs and invite friends or students to join them. If for example you're a teacher you can create custom programs for your students, add drills every week and view their scores on private leaderboards.

Theory Cards

In each chapter, a theory card will introduce you to the concepts you will need to know. No need to know how to read music on a staff.

Designed like a video game

Earn 3 stars in each drill of a chapter to unlock the next one. Or will you be able to obtain perfect 5-star scores?

25 achievements to unlock, leaderboards to see how you rank against other players worldwide.

Unparalleled Sound Quality

5 octaves of actual recorded grand piano sounds.

7 additional sound banks are available, all with actual recorded sounds: vintage piano, Rhodes piano, electric guitar, harpsichord, concert harp, strings and pizzicato strings.

Available on Google Play, Apple App Store, Huawei AppGallery and Amazon App Store

Download the app and try out the first chapter of each mode for free.
One-time in-app purchase of 4.99€ / $5.99 USD* to unlock the full version forever.

*Please note that the exact pricing may vary slightly depending on the country currency, applicable taxes, and the store from which the app is purchased.

Now also available for desktop computers!

Do you prefer using a computer? Complete Ear Trainer is now available as part of Complete Music Trainer, our software for web browsers and desktop computers which includes the three apps Complete Ear Trainer, Complete Rhythm Trainer and Complete Music Reading Trainer packaged in a single convenient user interface.


Nice and clean material design user interface. Train your ear without hurting your eyes.

Our Other Apps

Master rhythm with Complete Rhythm Trainer, or learn to read sheet music with Complete Music Reading Trainer.

Quality apps for exacting musicians, made with love in Liège, Belgium and Besançon, France