---
title: "Speed Master for YouTube, TikTok & Facebook – Chrome extension stats, history and permissions"
description: "10,000 users, rated 4.69 by 180 people. Version 2.3.2, updated 2026-09-16. Requests 4 permissions."
url: "https://extensiontracker.com/extension/nmjcdbffkenhklfchfaekodeimchagga"
---

# Speed Master for YouTube, TikTok & Facebook

Live in the Chrome Web Store.

- Users: 10,000
- Rating: 4.69 from 180 ratings
- Last checked: 2026-11-12 15:57 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: No change (+0.0%)
- Rank by users: #5,041 of 292,130 live extensions
- Rank in Functionality & UI: #141 of 11,702

## The listing

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

Summary from the listing:

> Per-creator speed control and background play for YouTube, TikTok and Facebook.

- Extension ID: `nmjcdbffkenhklfchfaekodeimchagga`
- Developer: [afixer.app](https://extensiontracker.com/developer/uf633302191355881dcca8ec24c2df5b1)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Make Chrome Yours › Functionality & UI](https://extensiontracker.com/category/make_chrome_yours/functionality)
- First published: 2023-05-13
- Last updated: 2026-09-16
- Version: `2.3.2`
- Size: 150 KiB
- Minimum Chrome: 88
- Languages (16): Deutsch, English, Filipino, Indonesia, Tiếng Việt, español, français, italiano, svenska, русский, українська, हिन्दी, 中文（中国）, 中文（台灣）, 日本語, 한국어
- Website: `afixer.app`
- Chrome Web Store: <https://chromewebstore.google.com/detail/speed-master-for-youtube/nmjcdbffkenhklfchfaekodeimchagga>
- View its code or download CRX: <https://crxpeek.com/extension/nmjcdbffkenhklfchfaekodeimchagga>
- Search Google for the ID: <https://www.google.com/search?q=%22nmjcdbffkenhklfchfaekodeimchagga%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-12 | 10,000 | 4.69 | 180 |
| 2026-11-05 | 10,000 | 4.69 | 179 |
| 2026-10-29 | 10,000 | 4.69 | 179 |
| 2026-10-23 | 10,000 | 4.69 | 178 |
| 2026-10-15 | 10,000 | 4.69 | 178 |
| 2026-10-08 | 10,000 | 4.53 | 177 |
| 2026-10-01 | 10,000 | 4.53 | 177 |
| 2026-09-27 | 10,000 | 4.53 | 177 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## 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.

### Sites

- `https://*.facebook.com/*`: facebook.com and its subdomains
- `https://*.tiktok.com/*`: tiktok.com and its subdomains
- `https://*.youtube.com/*`: youtube.com and its subdomains

### Sites where it runs scripts

- `https://*.facebook.com/*`: facebook.com and its subdomains
- `https://*.tiktok.com/*`: tiktok.com and its subdomains
- `https://*.youtube.com/*`: youtube.com and its subdomains

### Browser features

- `storage`: Save settings and data in your browser

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [HTTP Header Modifier](https://extensiontracker.com/extension/lhjnapningfniffjhppldmpgebkdahpp) | 5,000 | 4.50 | 4 | Developer Tools |
| [All Fingerprint Defender](https://extensiontracker.com/extension/meojnmfhjkahlfcecpdcdgjclcilmaij) | 4,000 | 3.95 | 43 | Privacy & Security |
| [GenAI Translator](https://extensiontracker.com/extension/nnnlbcgpgpgbdhanhcdcooclbfaifabc) | 522 | 4.58 | 12 | Education |
| [All Pixel Helper - Tag, dataLayer & Consent Debugger](https://extensiontracker.com/extension/bdedmcfjebcoemocjajpohkbnohbfeld) | 163 | 5.00 | 2 | Developer Tools |
| [Core Web Vitals (iframes)](https://extensiontracker.com/extension/abajopnobipgnekanfpiaealkgcbfipn) | 31 | 5.00 | 1 | Developer Tools |

All 6 extensions by [afixer.app](https://extensiontracker.com/developer/uf633302191355881dcca8ec24c2df5b1).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-11-12 15:57 UTC; next check around 2026-11-20.

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

## Cite this page

Extension Tracker. “Speed Master for YouTube, TikTok & Facebook” (nmjcdbffkenhklfchfaekodeimchagga). Chrome Web Store data, last checked 2026-11-12. https://extensiontracker.com/extension/nmjcdbffkenhklfchfaekodeimchagga. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_nmjcdbffkenhklfchfaekodeimchagga,
  title   = {Speed Master for YouTube, TikTok & Facebook (nmjcdbffkenhklfchfaekodeimchagga)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-12},
  url     = {https://extensiontracker.com/extension/nmjcdbffkenhklfchfaekodeimchagga},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/nmjcdbffkenhklfchfaekodeimchagga>. 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`.