---
title: "Keep One Pinned Tab – Chrome extension stats, history and permissions"
description: "4,000 users, rated 4.29 by 68 people. Version 5.0, updated 2024-01-08. Requests 4 permissions."
url: "https://extensiontracker.com/extension/nmcefdbkkkjndgafnlaikloffhdeknod"
---

# Keep One Pinned Tab

Live in the Chrome Web Store.

- Users: 4,000
- Rating: 4.29 from 68 ratings
- Last checked: 2026-09-27 06:24 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #11,220 of 264,703 live extensions
- Rank in Workflow & Planning: #3,487 of 44,474

## The listing

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

Summary from the listing:

> Keep one (optionally unfocusable) per window pinned tab open at all times. Prevents Chrome windows from closing with last tab.

- Extension ID: `nmcefdbkkkjndgafnlaikloffhdeknod`
- Developer: [Gavin Borg](https://extensiontracker.com/developer/uc74671cdfb805702ae4282f61b853b0d)
- Category: [Productivity › Workflow & Planning](https://extensiontracker.com/category/productivity/workflow)
- First published: 2013-09-09
- Last updated: 2024-01-08
- Version: `5.0`
- Size: 17.5 KiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Chrome Web Store: <https://chromewebstore.google.com/detail/keep-one-pinned-tab/nmcefdbkkkjndgafnlaikloffhdeknod>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fnmcefdbkkkjndgafnlaikloffhdeknod>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 4,000 | 4.29 | 68 |

## 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.

### Browser features

- `alarms`: Run tasks on a schedule
- `storage`: Save settings and data in your browser
- `tabGroups`: Manage your tab groups
- `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 |
| --- | ---: | ---: | ---: | --- |
| [Child Tab Next](https://extensiontracker.com/extension/nadhoeblpbehkmjbnoedmclliljoikbi) | 789 | 4.04 | 24 | Workflow & Planning |
| [Bookmark Folder Hotkeys](https://extensiontracker.com/extension/ocjpbhmejkcfepjmledhecbgnfddiidg) | 182 | 4.25 | 4 | Workflow & Planning |
| [Close Extra New Tabs](https://extensiontracker.com/extension/gkaaknlhljkigoogfhaknojpmjnlmcod) | 61 | 5.00 | 1 | Functionality & UI |
| [Append to Title](https://extensiontracker.com/extension/gnfndkjpfcdlgbncmmkojohcnokpcona) | 19 | – | – | Workflow & Planning |

All 5 extensions by [Gavin Borg](https://extensiontracker.com/developer/uc74671cdfb805702ae4282f61b853b0d).

## 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 06:24 UTC; next check around 2026-10-01.

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

## Cite this page

Extension Tracker. “Keep One Pinned Tab” (nmcefdbkkkjndgafnlaikloffhdeknod). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/nmcefdbkkkjndgafnlaikloffhdeknod. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_nmcefdbkkkjndgafnlaikloffhdeknod,
  title   = {Keep One Pinned Tab (nmcefdbkkkjndgafnlaikloffhdeknod)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/nmcefdbkkkjndgafnlaikloffhdeknod},
  urldate = {2026-09-28}
}
```

---

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