by Themeisle 4.4 (128 reviews)

Robin Image Optimizer

Name: Robin Image Optimizer – Unlimited Image Optimization, WebP & AVIF
Rating: 4.4 (128 reviews)
Author: Themeisle

Unlimited automatic image optimization for WordPress. Compress images, convert to WebP, and improve site speed without losing image quality.

Robin Image Optimizer ranks #432 among WordPress.org plugins with 100,000+ active installations, is #33 of 6,002 in the Media category, a 4.4/5 rating from 128 reviews, and was last updated May 19, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Compatible with WP 7

v2.0.5 Current Version v2.0.5

Updated 2 months ago Last Update on 19 May, 2026

Refreshed 10 hours ago Last Refreshed on

#33 of 6,002 in Media Top 1% by installs Downloads -17.9% this week

View on WordPress.org

Rank

#432

— No change

Active Installs

100K+

-18.5%

KW Avg Position

15.4

0.2 better

Downloads

2.1M

+291 today

Support Resolved

— No change

Rating

88%

Review 4.4 out of 5

4.4 (128 reviews)

Next Milestone 200K

Total Progress 18.8%

100K+ 200K+

147

Ranks to Climb

Growth Needed

8,000,000

Active Installs

Pro

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Need 81,216 more installs to reach 200K+

Rank Changes

Current #432

Change

Best #

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Active Installs Growth

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Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

Growth

Peak

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Reviews & Ratings

4.4

128 reviews

Overall 88%

106 (83%)

2 (2%)

3 (2%)

2 (2%)

15 (12%)

Tracked Keywords

Showing 5 of 5

Keyword	Position	Change	Type	Updated
image optimization	12	—	Tag	1 day ago
compress images	14	—	Tag	1 day ago
webp	15	—	Tag	1 day ago
optimize images	17	—	Tag	1 day ago
AVIF	19	—	Tag	1 day ago

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Security History

Source: WPVulnerability

2 known vulnerabilities on record · 2 in the last 24 months · checked 9 hours ago

Feb 4, 2026

Robin Image Optimizer – Unlimited Image Optimization, WebP & AVIF [robin-image-optimizer] < 2.0.3

CVE-2026-1319 · Fixed in v2.0.3
Aug 7, 2024

Robin Image Optimizer – Unlimited Image Optimization, WebP & AVIF [robin-image-optimizer] < 1.7.0

CVE-2024-43122 · Fixed in v1.7.0

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Plugin Details

Version: 2.0.5
Last Updated: May 19, 2026
Requires WP: 5.6+
Tested Up To: 7
PHP Version: 7.4 or higher
Author: Themeisle

Support & Rating

Rating: ★ ★ ★ ★ ☆ 4.4
Reviews: 128
Support Threads: 0
Resolved: 0%

Keywords

AVIF compress images image optimization optimize images webp

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TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners, bloggers, and content or media-heavy websites who want faster load times without manually managing image files. It solves the problem of large, unoptimized images slowing down a site by compressing them, converting them to modern formats, and running optimization automatically or in bulk without external services.

Automatic optimization on upload
Bulk optimization of media library
WebP conversion (JPG, PNG, GIF)
AVIF conversion (Pro)
Multiple compression modes
Image backup and restore
Strip EXIF data option
WP CLI commands (Pro)

Frequently Asked Questions

Common questions about Robin Image Optimizer – Unlimited Image Optimization, WebP & AVIF

Robin Image Optimizer offers a generous free version that includes unlimited image optimization and WebP conversion. We plan to keep the free version available long term, while advanced features are offered as part of Robin Pro.

No. Robin allows unlimited image optimization with no limits on the number of images you can optimize. You can optimize both new uploads and existing images in your Media Library.

Robin image optimizer can optimize jpg, png and gif (both animated or not).

By default, EXIF data is removed to reduce file size and improve performance. You can choose to keep EXIF data by disabling this option in the plugin settings.

No. Robin image optimizer replaces images with their optimized analogues. The backup option stores source images and allows restoring them in one click.

Yes. By enabling the backup feature in the plugin, you can re-optimize any image using another compression mode.

Yes. Robin supports unlimited automatic WebP conversion in the free version. Images are converted to WebP automatically and the best supported format is served for each browser. When WebP is not supported, the original image format is used to ensure compatibility.

Yes. AVIF support is available in Robin Pro. AVIF is a next-generation image format that can deliver even smaller file sizes than WebP while maintaining high image quality. Robin automatically handles compatibility by serving the best format supported by each browser. Learn more about the Pro version