---
title: "Viewport Dimension Overlay – Chrome extension stats, history and permissions"
description: "337 users, rated 3.75 by 4 people. Version 1.3, updated 2026-11-07. Requests 2 permissions."
url: "https://extensiontracker.com/extension/olckcdcpmjbnbeebendlaijpppfaknbn"
---

# Viewport Dimension Overlay

Live in the Chrome Web Store.

- Users: 337
- Rating: 3.75 from 4 ratings
- Last checked: 2026-11-08 05:54 UTC
- Users gained in 7 days: −24
- Users gained in 30 days: −30 (-8.2%)
- Rank by users: #40,875 of 292,131 live extensions
- Rank in Communication: #680 of 7,817

## The listing

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

Summary from the listing:

> Displays an overlay with viewport dimensions and aspect ratio.

- Extension ID: `olckcdcpmjbnbeebendlaijpppfaknbn`
- Developer: [antdx3163](https://extensiontracker.com/developer/u2727ddb753b8aacc2a502163dcd0360a)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Communication](https://extensiontracker.com/category/productivity/communication)
- First published: 2024-04-17
- Last updated: 2026-11-07
- Version: `1.3`
- Size: 7.42 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `isv.social`
- Chrome Web Store: <https://chromewebstore.google.com/detail/viewport-dimension-overla/olckcdcpmjbnbeebendlaijpppfaknbn>
- View its code or download CRX: <https://crxpeek.com/extension/olckcdcpmjbnbeebendlaijpppfaknbn>
- Search Google for the ID: <https://www.google.com/search?q=%22olckcdcpmjbnbeebendlaijpppfaknbn%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-08 | 337 | 3.75 | 4 |
| 2026-10-22 | 361 | 3.75 | 4 |
| 2026-09-27 | 367 | 3.75 | 4 |

## What changed

Every change found on a check, newest first.

- 2026-11-08: New version `1.3`, replacing `1.2`.
- 2026-11-08: Removed the sites where it runs scripts `http://*/*`, `https://*/*`.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-09-27.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `scripting`: Run scripts on sites it can reach

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Copy Text Fields Extension](https://extensiontracker.com/extension/fbonliibhmpeoaldeangammnhjhfpoha) | 55 | – | – | Developer Tools |
| [Translator](https://extensiontracker.com/extension/ipokbmhiomelkmgdgjpobgclfcnlpflp) | 22 | – | – | Communication |
| [ChatGPT Dictionary](https://extensiontracker.com/extension/ndbjfkiimdeohigmjfeaedcoghonhmla) | 20 | – | – | Education |
| [What is my IP Address?](https://extensiontracker.com/extension/ngjdhpnldajmfdfcmgdadahgigfpbgmd) | 16 | – | – | Communication |
| [Visible Window JPG Screenshot](https://extensiontracker.com/extension/kjaifolbkdilopglicomjehpdkgeahge) | 15 | – | – | Tools |

All 6 extensions by [antdx3163](https://extensiontracker.com/developer/u2727ddb753b8aacc2a502163dcd0360a).

## 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 2026-11-08 05:54 UTC; next check around 2026-12-05.

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

## Cite this page

Extension Tracker. “Viewport Dimension Overlay” (olckcdcpmjbnbeebendlaijpppfaknbn). Chrome Web Store data, last checked 2026-11-08. https://extensiontracker.com/extension/olckcdcpmjbnbeebendlaijpppfaknbn. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_olckcdcpmjbnbeebendlaijpppfaknbn,
  title   = {Viewport Dimension Overlay (olckcdcpmjbnbeebendlaijpppfaknbn)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-08},
  url     = {https://extensiontracker.com/extension/olckcdcpmjbnbeebendlaijpppfaknbn},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/olckcdcpmjbnbeebendlaijpppfaknbn>. 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. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.