---
title: "Captionz - YouTube Dual Subtitles & A-B Repeat – Chrome extension stats, history and permissions"
description: "113 users, no ratings yet. Version 1.2.1, updated 2026-10-12. Requests 3 permissions."
url: "https://extensiontracker.com/extension/epmnpaienfgfkbbjeccpdcfajcppiphj"
---

# Captionz - YouTube Dual Subtitles & A-B Repeat

Live in the Chrome Web Store.

- Users: 113
- Rating: no ratings yet
- Last checked: 2026-11-11 07:51 UTC
- Users gained in 7 days: +6
- Users gained in 30 days: +6 (+5.6%)
- Rank by users: #64,197 of 292,131 live extensions
- Rank in Education: #2,184 of 12,901

## The listing

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

Summary from the listing:

> YouTube Dual Subtitles, A-B Looping and community notes for language learners.

- Extension ID: `epmnpaienfgfkbbjeccpdcfajcppiphj`
- Developer: [River](https://extensiontracker.com/developer/uae1441023c84e3f4db9a8982c58b8cad)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Education](https://extensiontracker.com/category/productivity/education)
- First published: 2026-01-14
- Last updated: 2026-10-12
- Version: `1.2.1`
- Size: 26.89 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `pnl.dev`
- Support page: `https://pnl.dev/category/3/feedback`
- Chrome Web Store: <https://chromewebstore.google.com/detail/captionz-youtube-dual-sub/epmnpaienfgfkbbjeccpdcfajcppiphj>
- View its code or download CRX: <https://crxpeek.com/extension/epmnpaienfgfkbbjeccpdcfajcppiphj>
- Search Google for the ID: <https://www.google.com/search?q=%22epmnpaienfgfkbbjeccpdcfajcppiphj%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-11 | 113 | – | – |
| 2026-10-13 | 107 | – | – |
| 2026-10-03 | 106 | – | – |
| 2026-09-27 | 106 | – | – |

## What changed

Every change found on a check, newest first.

- 2026-10-13: New version `1.2.1`, replacing `1.2.0`.

## 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 where it runs scripts

- `*://*.youtube.com/*`: youtube.com and its subdomains
- `https://pnl.dev/*`: pnl.dev

### Browser features

- `contextMenus`: Add items to the right-click menu
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Dictionariez: Your Dictionary, Your Language](https://extensiontracker.com/extension/diojcfpekhhnndfmggknljpnfpcccbhc) | 6,000 | 4.79 | 61 | Education |
| [Spotify on Chrome: A mini Spotify player](https://extensiontracker.com/extension/kgniaoeehojejhienanbmikafmogfdfh) | 1,000 | 4.13 | 15 | Entertainment |
| [PNL Reader: read quietly or read aloud](https://extensiontracker.com/extension/amdebfiljmlhfkenbhhpckmmpkonpdfh) | 268 | 4.40 | 5 | Tools |
| [Ordböcker - Dictionary & AI Translation for Swedish, Norwegian & Danish](https://extensiontracker.com/extension/mfgjnhlgimobopmfhfnemcgkdmofcmlo) | 88 | 3.67 | 3 | Education |
| [SidePal: Your Language and AI Ally in Side Panel](https://extensiontracker.com/extension/oildocdoabpmedpnpefhccjdjghdggbl) | 44 | – | – | Education |

All 6 extensions by [River](https://extensiontracker.com/developer/uae1441023c84e3f4db9a8982c58b8cad).

## 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 2026-11-11 07:51 UTC; next check around 2026-12-13.

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

## Cite this page

Extension Tracker. “Captionz - YouTube Dual Subtitles & A-B Repeat” (epmnpaienfgfkbbjeccpdcfajcppiphj). Chrome Web Store data, last checked 2026-11-11. https://extensiontracker.com/extension/epmnpaienfgfkbbjeccpdcfajcppiphj. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_epmnpaienfgfkbbjeccpdcfajcppiphj,
  title   = {Captionz - YouTube Dual Subtitles & A-B Repeat (epmnpaienfgfkbbjeccpdcfajcppiphj)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-11},
  url     = {https://extensiontracker.com/extension/epmnpaienfgfkbbjeccpdcfajcppiphj},
  urldate = {2026-11-13}
}
```

---

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