---
title: "DejaVocab - 得记单词 – Chrome extension stats, history and permissions"
description: "2,000 users, rated 5.00 by 6 people. Version 1.4.4, updated 2026-09-01. Requests 14 permissions."
url: "https://extensiontracker.com/extension/fgoacfcjfdnjgiamkgphccmhcieibmgh"
---

# DejaVocab - 得记单词

Live in the Chrome Web Store.

- Users: 2,000
- Rating: 5.00 from 6 ratings
- Last checked: 2026-09-27 01:05 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #14,553 of 264,703 live extensions
- Rank in Education: #437 of 11,063

## The listing

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

Summary from the listing:

> Learn English on YouTube with bilingual subtitles, one-click word & phrase lookup, and an AI sidebar for any webpage.

- Extension ID: `fgoacfcjfdnjgiamkgphccmhcieibmgh`
- Developer: [None](https://extensiontracker.com/developer/ub492b3dcba3038d2323d7eaf8d159c30)
- Category: [Productivity › Education](https://extensiontracker.com/category/productivity/education)
- First published: 2025-03-29
- Last updated: 2026-09-01
- Version: `1.4.4`
- Size: 1.26 MiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `dejavocab.com`
- Chrome Web Store: <https://chromewebstore.google.com/detail/dejavocab-%E5%BE%97%E8%AE%B0%E5%8D%95%E8%AF%8D/fgoacfcjfdnjgiamkgphccmhcieibmgh>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Ffgoacfcjfdnjgiamkgphccmhcieibmgh>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 2,000 | 5.00 | 6 |

## 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.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `*://*.bilibili.com/*`: bilibili.com and its subdomains
- `*://*.dejavocab.cn/*`: dejavocab.cn and its subdomains
- `*://*.dejavocab.com/*`: dejavocab.com and its subdomains
- `*://*.youtube.com/*`: youtube.com and its subdomains
- `*://dejavocab.cn/*`: dejavocab.cn
- `*://dejavocab.com/*`: dejavocab.com
- `*://localhost/*`: localhost
- `<all_urls>`: Every website

### Sites where it runs scripts

- `*://*.bilibili.com/*`: bilibili.com and its subdomains
- `*://*.dejavocab.cn/*`: dejavocab.cn and its subdomains
- `*://*.dejavocab.com/*`: dejavocab.com and its subdomains
- `*://*.youtube.com/*`: youtube.com and its subdomains
- `*://dejavocab.cn/*`: dejavocab.cn
- `*://dejavocab.com/*`: dejavocab.com
- `*://localhost/*`: localhost
- `http://*/*`: Every website
- `http://localhost/*`: localhost
- `https://*/*`: Every website

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `contextMenus`: Add items to the right-click menu
- `scripting`: Run scripts on sites it can reach
- `sidePanel`: Show a side panel
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs

## 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 01:05 UTC; next check around 2026-10-03.

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

## Cite this page

Extension Tracker. “DejaVocab - 得记单词” (fgoacfcjfdnjgiamkgphccmhcieibmgh). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/fgoacfcjfdnjgiamkgphccmhcieibmgh. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_fgoacfcjfdnjgiamkgphccmhcieibmgh,
  title   = {DejaVocab - 得记单词 (fgoacfcjfdnjgiamkgphccmhcieibmgh)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/fgoacfcjfdnjgiamkgphccmhcieibmgh},
  urldate = {2026-09-28}
}
```

---

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