Chronal is an open-source project built for musicians and music students.

Yes — Chronal is open source under the GPL-3.0 license and free to use.

What platforms does Chronal run on?

Chronal runs on the web, Android, and embeddable surfaces.

Is Chronal still active?

The GitHub repository shows 55 commits in the last 90 days.

What projects are similar to Chronal?

Similar projects tracked by PulseGate include Metronome, Diatronome, and Clock.

Chronal is developed by cognitivity.

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Chronal

Name: Chronal
Author: cognitivity

f-droid.orgAudio editing & DAW

Chronal is an open-source Android app offering a clean metronome, chromatic tuner, polyrhythm support, and a notation editor. It helps musicians practice, rehearse, and perform with advanced rhythm tools and real-time BPM detection, suitable for all skill levels.

Open SourceGPL-3.0WebAndroidEmbeddable

Visit f-droid.org

95stars

8forks

6features

2025since

Overview

6 features

Chronal sits in PulseGate's Audio editing & DAW category. It provides musicians with a precise metronome, tuner, and rhythm tools for practice and performance. Chronal is an open-source project aimed at musicians and music students. The project is open source (GPL-3.0). It ships for the web, Android, and embeddable surfaces.

cognitivity builds and maintains Chronal, and it first shipped in 2025. The project is developed in the open on GitHub with 95 stars and 55 commits in the last 90 days. Key capabilities include metronome, tuner, and polyrhythm support. The interface is available in 26 languages, including Arabic, Tibetan, and Catalan.

Metronome
Tuner
Polyrhythm support
Notation editor
BPM detection
Fullscreen mode

Built with & integrations

Runs on

BrowserAndroidEmbeddable

Trust & compliance

License

GPL-3.0

Verified signals

HTTPSOpen SourceFree tierGitHub · ★ 95Active maintenanceMulti-languageStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed29 Jun · 09:50 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about Chronal

What does Chronal do?: Chronal provides musicians with a precise metronome, tuner, and rhythm tools for practice and performance. It is catalogued under Audio editing & DAW on PulseGate.
Who is Chronal for?: Chronal is an open-source project built for musicians and music students.
Is Chronal free?: Yes — Chronal is open source under the GPL-3.0 license and free to use.
What platforms does Chronal run on?: Chronal runs on the web, Android, and embeddable surfaces.
Is Chronal still active?: The GitHub repository shows 55 commits in the last 90 days.
What projects are similar to Chronal?: Similar projects tracked by PulseGate include Metronome, Diatronome, and Clock.Metronome Diatronome Clock
Who makes Chronal?: Chronal is developed by cognitivity.
How long has Chronal been around?: Chronal first shipped in 2025.

At a glance

Pricing: Open Source
Platforms: Mobile · Web
Open source: Yes · ★ 95
License: GPL-3.0
Built for: musicians and music students
Model: Open source
Solves: Provides musicians with a precise metronome, tuner, and rhythm tools for practice and performance.

Registered as

GitHub: cognitivitydev/Chronal
Google Play: dev.cognitivity.chronal

Developer

cognitivity

Small team

GitHub

Open source

View on GitHub

Stars: 95
Forks: 8
Open issues: 7
Last commit: 26 Jun 2026
Commits 90d: 55
Contributors: 2
Authorship: Small team
Default branch: main
Latest release: v1.1.2 · 24 Jun 2026

Index record

Identity confidence: High · 95.2
Indexed: 29 Jun 2026
Lifecycle: Alive
Last seen: 29 Jun 2026

Identity audit (12)

Slug: chronal-metronome-tuner-f-droid-org
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 29 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model, checked against the page's own declaration.
Canonical URL: https://f-droid.org/packages/dev.cognitivity.chronal

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