Site Performance Checker - OWSH Speed Audit

Instant performance audit: Core Web Vitals, resource analysis, image optimization & load timing. Fast and private.

As of June 2026, Site Performance Checker - OWSH Speed Audit has 12 users in the Developer Tools category.

Usersup 100.0 percent+100.0%
12
12
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.0.0
Manifest V3

History

5 snapshots

Tracking since Apr 9, 2026.

14.64105.359999999999999Apr 9, 2026Jun 8, 2026
View as table
DateUsersRatingReviewsVersion
Apr 9, 202661.0.0
May 9, 202671.0.0
May 14, 2026141.0.0
May 30, 2026101.0.0
Jun 8, 2026111.0.0
Now121.0.0

Permissions & access

Permissions
activeTabscripting
Host access
None declared

Screenshots

Site Performance Checker - OWSH Speed Audit screenshot 1Site Performance Checker - OWSH Speed Audit screenshot 2Site Performance Checker - OWSH Speed Audit screenshot 3Site Performance Checker - OWSH Speed Audit screenshot 4

About

Instant performance audit for any webpage. Check Core Web Vitals, page weight, image optimization, and resource loading in seconds.

OWSH Speed Audit is a free, lightweight performance tool that helps you understand how fast your site loads and where the biggest slowdowns are, without leaving your browser.

INSTANT PERFORMANCE SCORE  |  Open the extension on any webpage to instantly see:
  - Overall performance score (0-100) with letter grade
  - Core Web Vitals: LCP, CLS, FCP, TTFB, and TBT at a glance
  - Top issues prioritized by impact
  - Page stats: requests, page weight, load time, DOM nodes

HIGHLIGHT ISSUES ON PAGE  |  Spot problems directly in context:
  - One-click image highlighting shows problem images right on the page
  - Oversized images, legacy formats, and missing lazy loading flagged visually
  - Jump directly to problem elements

DETAILED BREAKDOWN  |  Deep dive into specific areas:
  - Resources: Largest files, render-blocking scripts, type breakdown
  - Images: Oversized images, legacy formats (JPEG/PNG), missing lazy loading, missing dimensions
  - Loading: Load timeline visualization, resource waterfall, font loading issues
  - Cache & Compression: Missing cache headers, uncompressed resources

ACTIONABLE FIX TIPS  |  Know what to do next:
  - Every issue includes a plain-language explanation of the problem
  - Beginner-friendly fix suggestions you can share with your developer
  - Impact labels so you know what to prioritize first

FULL REPORT IN ONE CLICK
  - Jump to the full audit experience at audit.owshsystems.com for a deeper breakdown with mobile vs desktop comparison, grouped insights, and detailed fix guides.

PRIVACY FIRST
  - All analysis runs locally in your browser.
  - No tracking. No data collection. No accounts.

Category: Web Development
Language: English
Support email: [email protected]
Homepage URL: https://audit.owshsystems.com/performance
Privacy Policy URL: https://audit.owshsystems.com/privacy/performance-extension

Technical

Version
1.0.0
Manifest
V3
Size
30.7KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
apjneiopjogkmmnanbcmapilgocmojim
Developer ID
u0b10d34e8c57c9953322cfca0f579953
Developer Email
[email protected]
Created
Feb 19, 2026
Last Updated (Store)
Feb 19, 2026
Last Scraped
Jun 8, 2026
Website
owshsystems.com
Support URL

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