# Viewport

> Displays the current viewport size when resizing the browser window.

Canonical page: [https://chrome-stats.com/d/viewport](https://chrome-stats.com/d/viewport)

## Overview

- **ID:** `viewport`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Kameron
- **Category:** web-development,appearance,other
- **Daily users:** 204
- **Weekly downloads:** 1
- **Rating:** 2.96 / 5 (23 ratings)
- **Version:** 1.2resigned1
- **Last updated:** 2024-04-25
- **First published:** 2017-03-30
- **Size:** 8.09 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/viewport/)

## Description

Viewport is a simple and efficient Chrome extension that displays the current viewport size in real time as you resize your browser window. Ideal for web developers and designers, it helps you accurately gauge responsive layouts without leaving the browser. This lightweight tool ensures you can easily monitor width and height dimensions to create better, device-friendly web experiences.

## Rankings

- #8,218 — Overall
- #52 — sport
- #113 — resize

## Permissions and access

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [Viewport Size Display](https://chrome-stats.com/d/viewport-size-display)
- [PX: Viewport Dimensions](https://chrome-stats.com/d/px-viewport-dimensions) — 916 users, 4.59 / 5
- [showWindowSize](https://chrome-stats.com/d/showwindowsize) — 6 users
- [Viewport Inspector](https://chrome-stats.com/d/viewport-inspector) — 30 users
- [Viewport DPR Info](https://chrome-stats.com/d/viewport-dpr-info) — 26 users
- [Display Window Size](https://chrome-stats.com/d/display-window-size) — 33 users, 3.00 / 5
- [Adjust Viewport Size](https://chrome-stats.com/d/adjust-viewport-size) — 145 users, 4.91 / 5
- [Viewport Resizer Plus](https://chrome-stats.com/d/viewport-resizer-plus) — 34 users
- [Window Size Helper](https://chrome-stats.com/d/window-size-helper) — 26 users
- [ScaleBrowser](https://chrome-stats.com/d/scalebrowser)
- [Window Resize Simple](https://chrome-stats.com/d/window-resize-simple) — 1 users
- [Resize Browser Window](https://chrome-stats.com/d/resize-browser-window) — 2 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/viewport)