Chronal
Clean metronome & tuner with polyrhythms and notation editor.
- Developer
- cognitivity
- License
- CC0-1.0
- Package
dev.cognitivity.chronal- Category
- Multimedia, Music Practice Tool
- Latest version
- 1.1.3 · Jul 19, 2026
- Minimum Android
- Android 6
Screenshots
Description
Chronal is a powerful, ad-free metronome and tuner built for musicians of all levels.
Practice, rehearse, and perform with precise timing, advanced rhythm tools, and a chromatic tuner, all in one app.
🎵 Metronome Features
• Notation editor: Hear the rhythm that you see on the page.
• Multiple synchronized metronomes: Layer independent rhythms for polyrhythms and advanced practice.
• Beat & subdivision visualization: Clear visual indicators for beats and subdivisions.
• Fullscreen mode: Focus on your music with large, easy-to-see visuals from a distance.
• Conductor mode: Follow a visual conducting path to internalize timing.
• Real-time BPM detection: Detect the tempo of percussion patterns straight from your microphone.
🎸 Tuner Features
• Transpose for any instrument: Tune guitar, strings, and wind instruments with precision.
• Custom tuning frequency: Adjust the reference pitch (A4) to any frequency you prefer.
• Tuner graph: Visualize your pitch stability and accuracy in real time.
• Reference tones: Generate reference tones to tune by ear.
🎷 No ads, no interruptions
Chronal is completely ad-free and distraction-free. Practice and perform without any distractions or annoying pop-ups. The app is completely open-source and is funded solely by generous donations.
Practice, rehearse, and perform with precise timing, advanced rhythm tools, and a chromatic tuner, all in one app.
🎵 Metronome Features
• Notation editor: Hear the rhythm that you see on the page.
• Multiple synchronized metronomes: Layer independent rhythms for polyrhythms and advanced practice.
• Beat & subdivision visualization: Clear visual indicators for beats and subdivisions.
• Fullscreen mode: Focus on your music with large, easy-to-see visuals from a distance.
• Conductor mode: Follow a visual conducting path to internalize timing.
• Real-time BPM detection: Detect the tempo of percussion patterns straight from your microphone.
🎸 Tuner Features
• Transpose for any instrument: Tune guitar, strings, and wind instruments with precision.
• Custom tuning frequency: Adjust the reference pitch (A4) to any frequency you prefer.
• Tuner graph: Visualize your pitch stability and accuracy in real time.
• Reference tones: Generate reference tones to tune by ear.
🎷 No ads, no interruptions
Chronal is completely ad-free and distraction-free. Practice and perform without any distractions or annoying pop-ups. The app is completely open-source and is funded solely by generous donations.
All versions
| Version | Released | Minimum Android | Size |
|---|---|---|---|
| 1.1.3 | Jul 19, 2026 | Android 6 | 9.6 MB |
| 1.1.1 | May 10, 2026 | Android 6 | 9.4 MB |
| 1.1.0 | May 3, 2026 | Android 6 | 9.4 MB |
| 1.0.1 | Feb 24, 2026 | Android 6 | 6.5 MB |
| 1.0.0 | Dec 18, 2025 | Android 6 | 5.1 MB |
| 0.3.0 | Sep 3, 2025 | Android 6 | 15.2 MB |
| 0.2.1 | Aug 25, 2025 | Android 6 | 15.2 MB |
How to install an older version of an Android app · How to install an APK file on Android
From the developer (GitHub)
APK files published by the developer on GitHub. They are signed by the developer and may not install over the other builds on this page (different signature). Links open github.com.
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