WP-Optimize – Cache, Compress images… vs WP Compress – Instant Performance &… (2026)

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

WP-Optimize – Cache, Compress images…

WP-Optimize – Cache, Compress images…

4.8(2,567)

1.0M+ active installs

Free

Updated 1 week ago
View WP-Optimize – Cache, Compress images…
VS
WP Compress – Instant Performance &…

WP Compress – Instant Performance &…

4.5(152)

10K+ active installs

Free

Updated Yesterday
View WP Compress – Instant Performance &…

Quick Verdict

As of April 2026, WP-Optimize – Cache, Compress images… has a higher user rating (4.8/5 from 2,567 reviews) and leads in active installations (1.0M+ vs 10K+). Both are free WordPress plugins. WP-Optimize – Cache, Compress images… has accumulated 55M+ total downloads while WP Compress – Instant Performance &… has 1.1M+.

Detailed Comparison

Rating
4.8/5WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…4.5/5
Total Reviews
2,567WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…152
Active Installs
1.0M+WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…10K+
Total Downloads
55M+WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…1.1M+
Support Resolution
63%WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…N/A
Last Updated
1 week agoWP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…Yesterday
First Released
2009WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…2018
Age
17 yearsWP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…8 years
WP Requires
4.9+WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…6.5+
PHP Requires
7.2+WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…7.4+
Business Model
FreeWP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…Free
Latest Version
4.5.1WP-Optimize – Cache, Compress images…
WP Compress – Instant Performance &…7.00.01

Rating Breakdown

WP-Optimize – Cache, Compress images…

4.8/5(2,567 reviews)
5
92%
4
3%
3
1%
2
1%
1
3%

WP Compress – Instant Performance &…

4.5/5(152 reviews)
5
84%
4
1%
3
4%
2
1%
1
10%

Recent Reviews

WP-Optimize – Cache, Compress images… Reviews

by poiuy09876

Рахмет.

Жақсы плагин. Әзірлеушілерге рахмет.

by edmella

Excelente

Muito bom

by and4zej

Trash it, before it kills your conversions.

WP-Optimize fails to fully de-register its components even when caching is toggled off in the UI. Its hooks and filters remain active on every page load, specifically interfering with the WooCommerce

WP Compress – Instant Performance &… Reviews

by jtohme

Does Not serve modern image formats for all

Does not convert .jpg to modern image formats like .webp in all environments This topic was modified 2 weeks, 3 days ago by jtohme.

by lewisbarn

Fantastic plugin & helpful support

I’ve used WP Compress for a over a month now and safely say it’s truly worthy of 10 stars if I could rate it that. Websites that previously felt like they crawled are now cruising faster than I could

by smantis

Really helps our agency!

We’ve tried other performance plugins but nothing has compared with as many agency features as WP Compress. Thank you for fast speeds, unlimited websites and easy management!

Frequently Asked Questions

Is WP-Optimize – Cache, Compress images… or WP Compress – Instant Performance &… more popular?
WP-Optimize – Cache, Compress images… has 1.0M+ active installations while WP Compress – Instant Performance &… has 10K+. WP-Optimize – Cache, Compress images… is the more widely-used plugin as of April 2026.
Which has better ratings — WP-Optimize – Cache, Compress images… or WP Compress – Instant Performance &…?
WP-Optimize – Cache, Compress images… has a 4.8/5 rating from 2,567 reviews, while WP Compress – Instant Performance &… has a 4.5/5 rating from 152 reviews.
Are WP-Optimize – Cache, Compress images… and WP Compress – Instant Performance &… free?
WP-Optimize – Cache, Compress images… is free and WP Compress – Instant Performance &… is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — WP-Optimize – Cache, Compress images… or WP Compress – Instant Performance &…?
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?
WP-Optimize – Cache, Compress images… was last updated 1 week ago and WP Compress – Instant Performance &… was last updated Yesterday.

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