Image Size Checker

Name: Image Size Checker
Rating: 3.86 (7 reviews)
Author: Daniel Amenou

Comprehensive image analysis - checks file sizes, dimensions, and aspect ratios for all images including CSS backgrounds

As of June 2026, Image Size Checker has 5,000 users and a 3.86/5 rating from 7 reviews in the Developer Tools category.

Daniel Amenou Developer Tools

Chrome Web Store ↗.crx

Users+25.0%

5.0K

5,000

Rating+28.7%

3.86

7 reviews

Reviews+75.0%

Version

2.3.3

Manifest V3

90-day change · In the last 90 days this extension gained 1.0K users, 1 version update.

History

4 snapshots

Tracking since Apr 5, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 5, 2026	4.0K	3.00	4	2.3.2
Apr 26, 2026	4.0K	3.40	5	2.3.2
Jun 1, 2026	5.0K	3.40	5	2.3.2
Jun 9, 2026	5.0K	3.40	5	2.3.3
Now	5.0K	3.86	7	2.3.3

Permissions & access

Permissions: activeTabclipboardWritescriptingstorage
Host access: http://*/*, https://*/*

Screenshots

About

"Image Size Checker" is a browser extension designed to help web developers and designers ensure the optimal use of images on their web pages.

Key Features:

Size Recommendations: Determines the optimal size for images based on their file type and dimensions, alerting you if an image exceeds the recommended file size.

Aspect Ratio Checker: Detects any mismatch between the rendered aspect ratio of an image and its intrinsic aspect ratio, ensuring images display as intended.

In-page Warnings: Provides immediate, on-page feedback by bordering problematic images in red and providing detailed warning messages, making it easy to identify and address issues.

Quick Image Info: Hover over any image to see its file size, aiding in quick assessments without digging into developer tools.

Harness the power of "Image Size Checker" to optimize the images on your site, improve loading times, and enhance the user experience.