Mobile app · Audio & music

Tuner

Tuner is a tuner and metronome mobile app, available on Android: themes and dark mode.

Completely free
Android
Open source

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by F-Droid
License: GPL-3.0+ — Open source (copyleft)confirmed by F-Droid
Open source: Yes
Commercial use: Yesconfirmed by F-Droid
Account required: not documented
Credit card required: Noconfirmed by F-Droid
Watermark: not documented
Ads: No
Platforms: AndroidEstablished by Android: F-Droid
Distribution: Available on F-Droid
Publisher: Philipp Bobek
Latest version: 1.1.0 (4 October 2026)
Latest activity: 4 October 2026
Source code: github.com/Kr0oked/Tuner

Overview

Tuner is a tuner and metronome mobile app, available on Android.

Features described in its F-Droid listing and in its GitHub repository: themes and dark mode.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“Chromatic tuner with automatic note detection” — F-Droid, 10 November 2026
“Light and Dark theme” — F-Droid, 10 November 2026

At a glance

Tuner is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No advertising
Commercial use allowed

Sources and checks

Facts collected from F-Droid (credit card, source code, publisher, licence, free status, platforms, ads, commercial use, version) — 6 November 2026
Last technical check: 5 November 2026
Listing written automatically from verified facts.

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