PluginSift

Autoptimize vs Image Studio (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

Autoptimize

Autoptimize

4.7(1,424)

900K+ active installs

Free

Updated Yesterday
View Autoptimize
VS
Image Studio

Image Studio

0(0)

0 active installs

Free

Updated 6 years ago
View Image Studio

Quick Verdict

As of April 2026, Autoptimize has a higher user rating (4.7/5 from 1,424 reviews) and leads in active installations (900K+ vs 0). Both are free WordPress plugins. Autoptimize has accumulated 43M+ total downloads while Image Studio has 1.1K+.

Detailed Comparison

Rating
4.7/5Autoptimize
◄
Image StudioN/A
Total Reviews
1,424Autoptimize
◄
Image Studio0
Active Installs
900K+Autoptimize
◄
Image Studio0
Total Downloads
43M+Autoptimize
◄
Image Studio1.1K+
Support Resolution
36%Autoptimize
Image StudioN/A
Last Updated
YesterdayAutoptimize
◄
Image Studio6 years ago
First Released
2009Autoptimize
Image Studio2019
Age
17 yearsAutoptimize
Image Studio7 years
WP Requires
5.3+Autoptimize
Image Studio3.0.1+
PHP Requires
7.1+Autoptimize
Image Studio5.2.4+
Business Model
FreeAutoptimize
Image StudioFree
Latest Version
3.1.15.1Autoptimize
Image Studio1.3.1

Rating Breakdown

Autoptimize

4.7/5(1,424 reviews)
5
90%
4
2%
3
1%
2
1%
1
5%

Image Studio

0/5(0 reviews)
5
0%
4
0%
3
0%
2
0%
1
0%

Recent Reviews

Autoptimize Reviews

by uniqf0x

avoid

causes critical error, also no way to deactivate or remove without it crippling my wp site. don’t use it.

by kkrajk

Injects Malware.

Not one but this happened twice in about 6 months across 2 sites. This topic was modified 1 week, 6 days ago by kkrajk.

by davo342

Mala idea adquirir la versión PRO

Pague la versión PRO, y realmente fue un desastre, mi web tuvo constantes caídas, excesiva cantidad de cache, problemas con el CSS, realmente fue una perdida de dinero en el Plugin

Image Studio Reviews

No reviews yet

Frequently Asked Questions

Is Autoptimize or Image Studio more popular?
Autoptimize has 900K+ active installations while Image Studio has 0. Autoptimize is the more widely-used plugin as of April 2026.
Which has better ratings — Autoptimize or Image Studio?
Autoptimize has a 4.7/5 rating from 1,424 reviews, while Image Studio has a 0/5 rating from 0 reviews.
Are Autoptimize and Image Studio free?
Autoptimize is free and Image Studio is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Autoptimize or Image Studio?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
Autoptimize was last updated Yesterday and Image Studio was last updated 6 years ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.