PluginSift

EWWW Image Optimizer vs OTF Regenerate Thumbnails (2026)

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

EWWW Image Optimizer

EWWW Image Optimizer

4.8(1,823)

1.0M+ active installs

Free + Premium

Updated 3 days ago
View EWWW Image Optimizer
VS
OTF Regenerate Thumbnails

OTF Regenerate Thumbnails

4.6(19)

4.0K+ active installs

Free

Updated 8 years ago
View OTF Regenerate Thumbnails

Quick Verdict

As of April 2026, EWWW Image Optimizer has a higher user rating (4.8/5 from 1,823 reviews) and leads in active installations (1.0M+ vs 4.0K+). Both are free + premium WordPress plugins. EWWW Image Optimizer has accumulated 45M+ total downloads while OTF Regenerate Thumbnails has 146K+.

Detailed Comparison

Rating
4.8/5EWWW Image Optimizer
◄
OTF Regenerate Thumbnails4.6/5
Total Reviews
1,823EWWW Image Optimizer
◄
OTF Regenerate Thumbnails19
Active Installs
1.0M+EWWW Image Optimizer
◄
OTF Regenerate Thumbnails4.0K+
Total Downloads
45M+EWWW Image Optimizer
◄
OTF Regenerate Thumbnails146K+
Support Resolution
14%EWWW Image Optimizer
OTF Regenerate ThumbnailsN/A
Last Updated
3 days agoEWWW Image Optimizer
◄
OTF Regenerate Thumbnails8 years ago
First Released
2012EWWW Image Optimizer
OTF Regenerate Thumbnails2015
Age
14 yearsEWWW Image Optimizer
OTF Regenerate Thumbnails11 years
WP Requires
6.6+EWWW Image Optimizer
OTF Regenerate Thumbnails3.8+
PHP Requires
7.4+EWWW Image Optimizer
OTF Regenerate Thumbnailsfalse+
Business Model
Free + PremiumEWWW Image Optimizer
OTF Regenerate ThumbnailsFree
Latest Version
8.5.0EWWW Image Optimizer
OTF Regenerate Thumbnails0.3

Rating Breakdown

EWWW Image Optimizer

4.8/5(1,823 reviews)
5
90%
4
4%
3
1%
2
1%
1
4%

OTF Regenerate Thumbnails

4.6/5(19 reviews)
5
89%
4
0%
3
0%
2
0%
1
11%

Recent Reviews

EWWW Image Optimizer Reviews

by gordonskene

So far – so good

Optimized over 1,000 images so far – I think there’s 19,000 more to go. But so far – so good.

by todoporjesus

EXCELENTE PLUGIN

Recomiendo 100%

by xsedlacp

Good plugin

easy to use

OTF Regenerate Thumbnails Reviews

by wube

must-have for theme/plugins development.

just works.

by Wendihihihi

Such a shame it’s only compatible up to: 4.1.13

I would love to use it…

by waqarpro

Great Plugin to Manage Thumbnails

This plugin resizes the thumbnails properly when wordpress theme does not.

Frequently Asked Questions

Is EWWW Image Optimizer or OTF Regenerate Thumbnails more popular?
EWWW Image Optimizer has 1.0M+ active installations while OTF Regenerate Thumbnails has 4.0K+. EWWW Image Optimizer is the more widely-used plugin as of April 2026.
Which has better ratings — EWWW Image Optimizer or OTF Regenerate Thumbnails?
EWWW Image Optimizer has a 4.8/5 rating from 1,823 reviews, while OTF Regenerate Thumbnails has a 4.6/5 rating from 19 reviews.
Are EWWW Image Optimizer and OTF Regenerate Thumbnails free?
EWWW Image Optimizer is free + premium and OTF Regenerate Thumbnails is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — EWWW Image Optimizer or OTF Regenerate Thumbnails?
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?
EWWW Image Optimizer was last updated 3 days ago and OTF Regenerate Thumbnails was last updated 8 years ago.

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