Flat or Sharp
Euphorophonics, LLC Music iPhoneiPadiPod touch
Flat or Sharp is a free Music app for iPhone and iPad by Euphorophonics, LLC. Rated 5.0/5 from 8 ratings. Requires iOS 17.6. Updated December 15, 2025.
- Rating
- 5.0
- 8 ratings
- Price
- Free
- on the App Store
- Size
- 4 MB
- Age 4+
- Updated
- Dec 15
- 2025 · v2.0
Screenshots
About Flat or Sharp
Learn how to hear whether musical intervals are flat or sharp by playing a fun quiz-style game! Flat or Sharp includes all musical intervals from a minor 2nd all the way up to two octaves, in melodic or harmonic varieties. Difficulty levels are fully customizable with a variety of options to accommodate any level of musicianship, from beginner to seasoned pro. - Progressively hone your ear by setting desired tuning accuracy from +/- 50 cents all the way down to +/- 5 cents. - Play notes for as long as 4 seconds or as little as 0.2 seconds to work on how quickly you can recognize the intonation. - Play intervals harmonically or melodically; ascending or descending. - Adjust musical register and timbre of tones to suit your personal preferences. - Track your progress with percentage correct and longest streak of correct guesses, viewable by time frame, so you can see how your ear improves with practice! - Packed full of information on practice suggestions and tips for hearing each of the musical intervals!
Ratings & reviews
5.0
8 ratings
What’s new
Version 2.0 · Updated December 15, 2025
This version features a full re-design of the app's appearance, various bug fixes, addition of the "in-tune" option, and a subscription option for the premium features.
App privacy
The developer, Euphorophonics, LLC, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Flat or Sharp
Looking for apps like Flat or Sharp? Here are 6 similar apps on the App Store. The highest rated is Intonalogy (5.0/5), and 5 of the 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Flat or Sharp | 5.0 / 5 (8 ratings) | Free | December 15, 2025 | |
| Intonalogy | 5.0 / 5 (3) | 4.99 USD | Aug 29, 2026 | Compare |
| tuneUp Lite - Ear Training | 4.6 / 5 (22) | Free | Aug 19, 2026 | Compare |
| Tone Match: Music Ear Training | 5.0 / 5 (5) | Free | Nov 20, 2023 | Compare |
| EarForge: Learn Ear Training | 4.6 / 5 (293) | Free | Dec 13, 2024 | Compare |
| Pitch trainer - Harmonize | 4.4 / 5 (416) | Free | Oct 19, 2026 | Compare |
| Auricula: Interval Ear Trainer | 4.8 / 5 (83) | Free | May 10, 2025 | Compare |
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