---
title: "Highlights for YouTube – Chrome extension stats, history and permissions"
description: "1,000 users, rated 4.19 by 16 people. Version 4.1.2, updated 2026-09-15. Requests 1 permission."
url: "https://extensiontracker.com/extension/jahmafmcpgdedfjfknmfkhaiejlfdcfc"
---

# Highlights for YouTube

Live in the Chrome Web Store.

- Users: 1,000
- Rating: 4.19 from 16 ratings
- Last checked: 2026-09-27 03:24 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #17,733 of 264,702 live extensions
- Rank in Entertainment: #341 of 6,136

## The listing

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

Summary from the listing:

> Turn the timestamps in a video's description and comments into clickable chapter markers on the YouTube progress bar.

- Extension ID: `jahmafmcpgdedfjfknmfkhaiejlfdcfc`
- Developer: [Ermag](https://extensiontracker.com/developer/ue1294151d03ad1b9be9fa7031fe483b7)
- Category: [Lifestyle › Entertainment](https://extensiontracker.com/category/lifestyle/entertainment)
- First published: 2018-12-14
- Last updated: 2026-09-15
- Version: `4.1.2`
- Size: 31.57 KiB
- Minimum Chrome: 111
- Languages (1): English
- Support page: `https://github.com/Ermag/yt-highlights-chrome/issues`
- Chrome Web Store: <https://chromewebstore.google.com/detail/highlights-for-youtube/jahmafmcpgdedfjfknmfkhaiejlfdcfc>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=jahmafmcpgdedfjfknmfkhaiejlfdcfc>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 1,000 | 4.19 | 16 |

## What changed

Every change found on a check, newest first.

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

## What it can access

From the extension's manifest, in plain language.

### Sites where it runs scripts

- `https://www.youtube.com/*`: www.youtube.com

### Browser features

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

## 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 2026-09-27 03:24 UTC; next check around 2026-09-28.

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

## Cite this page

Extension Tracker. “Highlights for YouTube” (jahmafmcpgdedfjfknmfkhaiejlfdcfc). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/jahmafmcpgdedfjfknmfkhaiejlfdcfc. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_jahmafmcpgdedfjfknmfkhaiejlfdcfc,
  title   = {Highlights for YouTube (jahmafmcpgdedfjfknmfkhaiejlfdcfc)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/jahmafmcpgdedfjfknmfkhaiejlfdcfc},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/jahmafmcpgdedfjfknmfkhaiejlfdcfc>. 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. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.