Images to WebP vs Cimo – Free Instant Image Optimizer &… (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Cimo – Free Instant Image Optimizer &…
6.0K+ active installs
Free
Quick Verdict
As of April 2026, Cimo – Free Instant Image Optimizer &… has a higher user rating (4.8/5 from 12 reviews) while Images to WebP leads in active installations (9.0K+ vs 6.0K+). Both are free WordPress plugins. Images to WebP has accumulated 138K+ total downloads while Cimo – Free Instant Image Optimizer &… has 25K+.
Detailed Comparison
| Metric | Images to WebP | Cimo – Free Instant Image Optimizer &… | |
|---|---|---|---|
| Rating | 4.4/5 | ► | 4.8/5 |
| Total Reviews | 31 | ◄ | 12 |
| Active Installs | 9.0K+ | ◄ | 6.0K+ |
| Total Downloads | 138K+ | ◄ | 25K+ |
| Support Resolution | N/A | 100% | |
| Last Updated | 2 weeks ago | ► | 2 days ago |
| First Released | 2019 | 2025 | |
| Age | 7 years | 1 year | |
| WP Requires | 5.0+ | 6.7.5+ | |
| PHP Requires | 7.0+ | 8.0+ | |
| Business Model | Free | Free | |
| Latest Version | 5.0 | 1.3.1 |
Rating Breakdown
Images to WebP
Cimo – Free Instant Image Optimizer &…
Download Trends
Over the past 30 days, Images to WebP averaged approximately 176 daily downloads while Cimo – Free Instant Image Optimizer &… averaged 330.
Recent Reviews
Images to WebP Reviews
A Brilliant Piece of Work
I am highly impressed by this well thought out and elegant module. It works perfectly for me
Working great!
Working great! It was challenging for me to optimize the existing images, but it makes it simple.
Fantastic plugin and easy to get working with cropping plugins
This plugin is a bit of a game changer for me!Having extensively used custom images sizes and the Crop-Thumbnails plugin for many clients to allow them much better control of their images, i ran into
Cimo – Free Instant Image Optimizer &… Reviews
Works perfect!
I really like this plugin. Set and forget! Limited options in the free version, but most of the time this is perfect.
5 star because we cannot give more
Awesome plugin, directly goes to my default install list ! Thank you for the great work !
Was 5 star, now broken. Back to 1.2.0
used to work perfectly. I wish I could find older versions, as 1.2.2 no longer automatically converts images when uploaded. never should have updated. so annoying, and now looking for a new solution.
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.