---
title: "QuickDef – AI Dictionary for PDFs & English Learners – Chrome extension stats, history and permissions"
description: "280 users, no ratings yet. Version 1.2.0, updated 2026-09-01. Requests 5 permissions."
url: "https://extensiontracker.com/extension/ioepkncpchchdiookgpkckafhfjcehke"
---

# QuickDef – AI Dictionary for PDFs & English Learners

Live in the Chrome Web Store.

- Users: 280
- Rating: no ratings yet
- Last checked: 2026-09-27 03:19 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #43,474 of 264,703 live extensions
- Rank in Education: #1,325 of 11,063

## The listing

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

Summary from the listing:

> Look up any word — or a whole phrase like "put up with" — with AI definitions built for English learners. Works in PDFs too.

- Extension ID: `ioepkncpchchdiookgpkckafhfjcehke`
- Developer: [InPresenceLab](https://extensiontracker.com/developer/ueda34538c14a151b67cb0d82a50aa1a7)
- Category: [Productivity › Education](https://extensiontracker.com/category/productivity/education)
- First published: 2026-02-15
- Last updated: 2026-09-01
- Version: `1.2.0`
- Size: 568 KiB
- Minimum Chrome: 88
- Languages (1): English
- Privacy policy: `https://quickdef.inpresencelab.com/privacy`
- Chrome Web Store: <https://chromewebstore.google.com/detail/quickdef-%E2%80%93-ai-dictionary/ioepkncpchchdiookgpkckafhfjcehke>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fioepkncpchchdiookgpkckafhfjcehke>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 280 | – | – |

## 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

- `https://api.dictionaryapi.dev/*`: api.dictionaryapi.dev
- `https://quickdef-backend-production.up.railway.app/*`: quickdef-backend-production.up.railway.app
- `https://quickdef.app/*`: quickdef.app
- `https://xknbnzdurorlpaedirrs.supabase.co/*`: xknbnzdurorlpaedirrs.supabase.co

### Sites where it runs scripts

- `http://*/*`: Every website
- `https://*/*`: Every website

### Browser features

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

### Asked for later, if you agree

- `file:///*/*`: Files on your computer

## 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 2026-09-27 03:19 UTC; next check around 2026-10-19.

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

## Cite this page

Extension Tracker. “QuickDef – AI Dictionary for PDFs & English Learners” (ioepkncpchchdiookgpkckafhfjcehke). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/ioepkncpchchdiookgpkckafhfjcehke. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_ioepkncpchchdiookgpkckafhfjcehke,
  title   = {QuickDef – AI Dictionary for PDFs & English Learners (ioepkncpchchdiookgpkckafhfjcehke)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/ioepkncpchchdiookgpkckafhfjcehke},
  urldate = {2026-09-28}
}
```

---

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