PluginSift

Autoptimize vs Sharpen Images (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
Sharpen Images

Sharpen Images

4(4)

20 active installs

Free

Updated 10 years ago
View Sharpen Images

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 20). Both are free WordPress plugins. Autoptimize has accumulated 43M+ total downloads while Sharpen Images has 2.7K+.

Detailed Comparison

Rating
4.7/5Autoptimize
◄
Sharpen Images4/5
Total Reviews
1,424Autoptimize
◄
Sharpen Images4
Active Installs
900K+Autoptimize
◄
Sharpen Images20
Total Downloads
43M+Autoptimize
◄
Sharpen Images2.7K+
Support Resolution
36%Autoptimize
Sharpen ImagesN/A
Last Updated
YesterdayAutoptimize
◄
Sharpen Images10 years ago
First Released
2009Autoptimize
Sharpen Images2016
Age
17 yearsAutoptimize
Sharpen Images10 years
WP Requires
5.3+Autoptimize
Sharpen Images3.0.1+
PHP Requires
7.1+Autoptimize
Sharpen Imagesfalse+
Business Model
FreeAutoptimize
Sharpen ImagesFree
Latest Version
3.1.15.1Autoptimize
Sharpen Images1.0

Rating Breakdown

Autoptimize

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

Sharpen Images

4/5(4 reviews)
5
75%
4
0%
3
0%
2
0%
1
25%

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

Sharpen Images Reviews

No reviews yet

Frequently Asked Questions

Is Autoptimize or Sharpen Images more popular?
Autoptimize has 900K+ active installations while Sharpen Images has 20. Autoptimize is the more widely-used plugin as of April 2026.
Which has better ratings — Autoptimize or Sharpen Images?
Autoptimize has a 4.7/5 rating from 1,424 reviews, while Sharpen Images has a 4/5 rating from 4 reviews.
Are Autoptimize and Sharpen Images free?
Autoptimize is free and Sharpen Images is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Autoptimize or Sharpen Images?
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 Sharpen Images was last updated 10 years ago.

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