---
title: "Musician's Metronome – Keeps Time While You Practice – Chrome extension stats, history and permissions"
description: "204 users, rated 5.00 by 1 person. Version 2.2.2, updated 2026-11-09. Requests 2 permissions."
url: "https://extensiontracker.com/extension/mkfolmpiajmdkpefcpcagodfkhmdpnnf"
---

# Musician's Metronome – Keeps Time While You Practice

Live in the Chrome Web Store.

- Users: 204
- Rating: 5.00 from 1 rating
- Last checked: 2026-11-09 05:52 UTC
- Users gained in 7 days: +1
- Users gained in 30 days: +16 (+8.5%)
- Rank by users: #50,535 of 292,125 live extensions
- Rank in Tools: #15,400 of 115,633

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Accurate metronome that keeps playing on any tab, with tap tempo, subdivisions and accents. Free, no sign-up.

- Extension ID: `mkfolmpiajmdkpefcpcagodfkhmdpnnf`
- Developer: [Tuneonmusic](https://extensiontracker.com/developer/u0abfd18d4a201e5baae289b6bbf23e29)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2024-12-18
- Last updated: 2026-11-09
- Version: `2.2.2`
- Size: 21.71 KiB
- Minimum Chrome: 88
- Languages (5): Deutsch, English, français, العربية, 中文（中国）
- Website: `tuneonmusic.com`
- Chrome Web Store: <https://chromewebstore.google.com/detail/musicians-metronome-%E2%80%93-kee/mkfolmpiajmdkpefcpcagodfkhmdpnnf>
- View its code or download CRX: <https://crxpeek.com/extension/mkfolmpiajmdkpefcpcagodfkhmdpnnf>
- Search Google for the ID: <https://www.google.com/search?q=%22mkfolmpiajmdkpefcpcagodfkhmdpnnf%22&tbs=li:1>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-09 | 204 | 5.00 | 1 |
| 2026-10-30 | 203 | 5.00 | 1 |
| 2026-10-29 | 204 | 5.00 | 1 |
| 2026-10-20 | 196 | 5.00 | 1 |
| 2026-09-27 | 188 | 5.00 | 1 |

## What changed

Every change found on a check, newest first.

- 2026-11-09: New version `2.2.2`, replacing `2.1.0`.
- 2026-10-30: New version `2.1.0`, replacing `2.0.0`.
- 2026-10-29: New version `2.0.0`, replacing `1.0.0`.
- 2026-10-29: Renamed from “Musician's Metronome” to “Musician's Metronome – Keeps Time While You Practice”.
- 2026-10-29: The summary on the listing changed.
- 2026-10-29: Added the permission `offscreen`.
- 2026-10-29: Now listed in 5 languages, from 1.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-09-27.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

### Browser features

- `offscreen`: Open a hidden page for background work
- `storage`: Save settings and data in your browser

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [MIDI Player – Play MIDI Files with Piano Sound](https://extensiontracker.com/extension/jpmigfpofioghknemajfeeaioiabjfhi) | 521 | 5.00 | 1 | Tools |
| [MIDI to MP3 Converter – Piano Sound, In Your Browser](https://extensiontracker.com/extension/nedkchndenjhkoglaabmpmaobmcnfckl) | 123 | – | – | Tools |
| [Tuneonmusic Looper – Loop, Slow Down & Speed Trainer for YouTube](https://extensiontracker.com/extension/jkdaolcibgbheejpmkaoopelnddebobd) | 1 | – | – | Education |

All 4 extensions by [Tuneonmusic](https://extensiontracker.com/developer/u0abfd18d4a201e5baae289b6bbf23e29).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-11-09 05:52 UTC; next check around 2026-12-07.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Musician's Metronome – Keeps Time While You Practice” (mkfolmpiajmdkpefcpcagodfkhmdpnnf). Chrome Web Store data, last checked 2026-11-09. https://extensiontracker.com/extension/mkfolmpiajmdkpefcpcagodfkhmdpnnf. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_mkfolmpiajmdkpefcpcagodfkhmdpnnf,
  title   = {Musician's Metronome – Keeps Time While You Practice (mkfolmpiajmdkpefcpcagodfkhmdpnnf)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-09},
  url     = {https://extensiontracker.com/extension/mkfolmpiajmdkpefcpcagodfkhmdpnnf},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/mkfolmpiajmdkpefcpcagodfkhmdpnnf>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.