PluginSift

Autoptimize vs SmoothGallery (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
SmoothGallery

SmoothGallery

1(1)

70 active installs

Free

Updated 11 years ago
View SmoothGallery

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 70). Both are free WordPress plugins. Autoptimize has accumulated 43M+ total downloads while SmoothGallery has 47K+.

Detailed Comparison

Rating
4.7/5Autoptimize
◄
SmoothGallery1/5
Total Reviews
1,424Autoptimize
◄
SmoothGallery1
Active Installs
900K+Autoptimize
◄
SmoothGallery70
Total Downloads
43M+Autoptimize
◄
SmoothGallery47K+
Support Resolution
36%Autoptimize
SmoothGalleryN/A
Last Updated
YesterdayAutoptimize
◄
SmoothGallery11 years ago
First Released
2009Autoptimize
SmoothGallery2008
Age
17 yearsAutoptimize
SmoothGallery18 years
WP Requires
5.3+Autoptimize
SmoothGallery2.0+
PHP Requires
7.1+Autoptimize
SmoothGalleryfalse+
Business Model
FreeAutoptimize
SmoothGalleryFree
Latest Version
3.1.15.1Autoptimize
SmoothGallery1.15.8

Rating Breakdown

Autoptimize

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

SmoothGallery

1/5(1 reviews)
5
0%
4
0%
3
0%
2
0%
1
100%

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

SmoothGallery Reviews

No reviews yet

Frequently Asked Questions

Is Autoptimize or SmoothGallery more popular?
Autoptimize has 900K+ active installations while SmoothGallery has 70. Autoptimize is the more widely-used plugin as of April 2026.
Which has better ratings — Autoptimize or SmoothGallery?
Autoptimize has a 4.7/5 rating from 1,424 reviews, while SmoothGallery has a 1/5 rating from 1 reviews.
Are Autoptimize and SmoothGallery free?
Autoptimize is free and SmoothGallery is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Autoptimize or SmoothGallery?
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 SmoothGallery was last updated 11 years ago.

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