---
title: "Prolific Assistant – Chrome extension stats, history and permissions"
description: "100,000 users, rated 2.61 by 482 people. Version 5.31.2, updated 2026-09-23. Requests 7 permissions."
url: "https://extensiontracker.com/extension/ocfncbnofopjedoepmekajbgdenadepp"
---

# Prolific Assistant

Live in the Chrome Web Store.

- Users: 100,000
- Rating: 2.61 from 482 ratings
- Last checked: 2026-09-27 06:39 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #1,082 of 264,702 live extensions
- Rank in Workflow & Planning: #384 of 44,474

## The listing

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

Summary from the listing:

> Monitors https://prolific.com/ for new studies.

- Extension ID: `ocfncbnofopjedoepmekajbgdenadepp`
- Developer: [Prolific](https://extensiontracker.com/developer/u8d4c29672e3c6c24ee1a2a11a613f79a)
- Category: [Productivity › Workflow & Planning](https://extensiontracker.com/category/productivity/workflow)
- First published: 2017-05-03
- Last updated: 2026-09-23
- Version: `5.31.2`
- Size: 1.02 MiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Website: `prolific.com`
- Chrome Web Store: <https://chromewebstore.google.com/detail/prolific-assistant/ocfncbnofopjedoepmekajbgdenadepp>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=ocfncbnofopjedoepmekajbgdenadepp>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 100,000 | 2.61 | 482 |

## 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

- `https://*.prolific.co/*`: prolific.co and its subdomains
- `https://*.prolific.com/*`: prolific.com and its subdomains

### Sites where it runs scripts

- `https://*.prolific.co/*`: prolific.co and its subdomains
- `https://*.prolific.com/*`: prolific.com and its subdomains

### Browser features

- `alarms`: Run tasks on a schedule
- `identity`: Sign you in with your Google account
- `notifications`: Show notifications
- `offscreen`: Open a hidden page for background work
- `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 06:39 UTC; next check around 2026-10-01.

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

## Cite this page

Extension Tracker. “Prolific Assistant” (ocfncbnofopjedoepmekajbgdenadepp). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/ocfncbnofopjedoepmekajbgdenadepp. Accessed 2026-09-28.

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

---

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