---
title: "WhatsApp FocusChat – Chrome extension stats, history and permissions"
description: "11 users, no ratings yet. Version 1.0.2, updated 2026-07-15. Requests 2 permissions."
url: "https://extensiontracker.com/extension/cfjahjhphjjbiklcnmlbmnlbcbkbnlgh"
---

# WhatsApp FocusChat

Live in the Chrome Web Store.

- Users: 11
- Rating: no ratings yet
- Last checked: 2026-09-26 23:01 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #147,656 of 264,703 live extensions
- Rank in Tools: #53,616 of 103,498

## The listing

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

Summary from the listing:

> One click hides the sidebar and chat list on WhatsApp Web, leaving only the current chat. Click again to restore.

- Extension ID: `cfjahjhphjjbiklcnmlbmnlbcbkbnlgh`
- Developer: [CuiKai](https://extensiontracker.com/developer/u70418a724a415e1199fceb51718937ad)
- Trader status: Not declared a trader under EU law
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2026-06-23
- Last updated: 2026-07-15
- Version: `1.0.2`
- Size: 22.02 KiB
- Minimum Chrome: 88
- Languages (6): English, Indonesia, português (Brasil), हिन्दी, 中文（中国）, 中文（台灣）
- Website: `uicss.cn`
- Chrome Web Store: <https://chromewebstore.google.com/detail/whatsapp-focuschat/cfjahjhphjjbiklcnmlbmnlbcbkbnlgh>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fcfjahjhphjjbiklcnmlbmnlbcbkbnlgh>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-26 | 11 | – | – |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-26.

## What it can access

From the extension's manifest, in plain language.

### Sites

- `https://web.whatsapp.com/*`: web.whatsapp.com

### Browser features

- `scripting`: Run scripts on sites it can reach

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Catch Cat](https://extensiontracker.com/extension/doipjigkgmeaohilolpdphkafmhdpdam) | 1,000 | 5.00 | 4 | Just for Fun |
| [FloatTimer](https://extensiontracker.com/extension/albopdebkbapecgdgakcmhaajnhjeeio) | 164 | – | – | Tools |
| [Claude Cooldown Reminder](https://extensiontracker.com/extension/nfbeppceneplfkcengfibhbnddcdjfie) | 28 | 5.00 | 2 | Developer Tools |
| [Good Good Study](https://extensiontracker.com/extension/elnbcclpicaefcokngemjpobdklbiopo) | 19 | – | – | Education |
| [Immersive AI Dictionary](https://extensiontracker.com/extension/ljgoebpcahgnbjpfljhdphcbefjafgem) | 17 | 4.00 | 1 | Tools |
| [Hexagram](https://extensiontracker.com/extension/gadimpokfjmefelllldpangpcbonoajf) | 11 | 5.00 | 1 | Tools |
| [今天](https://extensiontracker.com/extension/lhimninppfdicjedkppkjfclnjooangd) | 11 | – | – | Tools |
| [CoolScalpel for Chrome](https://extensiontracker.com/extension/jcooejenkbfncjjcjlofbponjfcbbhke) | – | – | – | Tools |

All 9 extensions by [CuiKai](https://extensiontracker.com/developer/u70418a724a415e1199fceb51718937ad).

## 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 2026-09-26 23:01 UTC; next check around 2026-10-17.

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

## Cite this page

Extension Tracker. “WhatsApp FocusChat” (cfjahjhphjjbiklcnmlbmnlbcbkbnlgh). Chrome Web Store data, last checked 2026-09-26. https://extensiontracker.com/extension/cfjahjhphjjbiklcnmlbmnlbcbkbnlgh. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_cfjahjhphjjbiklcnmlbmnlbcbkbnlgh,
  title   = {WhatsApp FocusChat (cfjahjhphjjbiklcnmlbmnlbcbkbnlgh)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-26},
  url     = {https://extensiontracker.com/extension/cfjahjhphjjbiklcnmlbmnlbcbkbnlgh},
  urldate = {2026-09-28}
}
```

---

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