Clefs: Music Reading Trainer
com.crazyootka.clefs
FreeIn-app purchasesEveryone
The rest of Crazy Ootka Software AB's catalogue
Key numbers
5K+Installs
4.5 / 4KRating
Sep 10, 2020Released
Oct 1, 2026Updated
About the app
Your ultimate guide into the language of music.
Ever wondered how to read those mysterious signs on five lines? What is a treble clef? What is a bass clef? Sight reading? Prima vista?Clefs is the ultimate application that will help you find answers to these questions and so much more. You will learn how to read sheet music and how to write music down on the stave. Clefs includes a course seven chapters of total over 200 music reading and writing lessons designed …
Listing details
| Package name | com.crazyootka.clefs |
|---|---|
| Developer | Crazy Ootka Software AB |
| Developer website | clefstrainer.app |
| Category | Education |
| Installs (exact) | 854,302 |
| Ratings | 3,967 |
| Reviews | 211 |
| Price | Free |
| In-app purchases | $0.99 - $4.99 per item |
| Ads | No |
| Content rating | Everyone |
| Current version | 1.0.55 |
| Requires Android | 8.1 |
| Released | Sep 10, 2020 |
| Last update | Oct 1, 2026 |
| Record refreshed | Oct 27, 2026 |