# Page Speed Checker

> Measure the loading speed and size of any webpage. Displays DOM load time, full load time, and page size with a deep blue dashboard interface.

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

## Overview

- **ID:** `page-speed-checker`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** oalrtldis
- **Category:** other
- **Daily users:** 3
- **Version:** 1.0
- **Last updated:** 2025-08-17
- **First published:** 2025-08-14
- **Size:** 29 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/page-speed-checker/)
- **Website:** [https://13win.band/](https://13win.band/)

## Description

Page Speed Checker
This Firefox addon measures the loading speed and size of any webpage.

Features:
- Display DOM Content Loaded time, full load time, and page size in KB.
- Update metrics with a single click on the "Check" button.
- Deep blue, dashboard-style interface with large circular buttons and rotate hover effects.

## Rankings

- #55,793 — Overall
- #81 — spell checker
- #82 — ai spell checker
- #232 — speed

## Permissions and access

### Permissions

- `activeTab`
- `storage`

## Safety

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

### Analysis details

- 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

- [Google Page Speed Checker](https://chrome-stats.com/d/google-page-speed-checker) — 1 users
- [Page Speed Monitor](https://chrome-stats.com/d/page-speed-monitor) — 1 users, 1.00 / 5
- [SpeedSentry: Website Performance Monitor](https://chrome-stats.com/d/speedsentry-website) — 4 users
- [Website Speed Meter](https://chrome-stats.com/d/website-speed-meter) — 10 users
- [Page Speed Analyzer](https://chrome-stats.com/d/page-speed-analyzer)
- [Page Load Timer Plus](https://chrome-stats.com/d/page-load-timer-plus) — 1 users
- [Page Performance Test](https://chrome-stats.com/d/page-performance-test) — 462 users, 3.75 / 5
- [Page Load Timer Q](https://chrome-stats.com/d/page-load-timer-q) — 2 users
- [Page Speed Monitor v2](https://chrome-stats.com/d/page-speed-monitor-v2)
- [Speed Score Viewer](https://chrome-stats.com/d/speed-score-viewer)
- [Page Speed Tester](https://chrome-stats.com/d/page-speed-tester)
- [PageSpeed Insights](https://chrome-stats.com/d/google-pagespeed-insights) — 103 users, 4.88 / 5

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