Converter for Media – Optimize images |… vs Kraken.io Image Optimizer (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Converter for Media – Optimize images |…
500K+ active installs
Free
Kraken.io Image Optimizer
10K+ active installs
Free
Quick Verdict
As of April 2026, Converter for Media – Optimize images |… has a higher user rating (4.9/5 from 1,075 reviews) and leads in active installations (500K+ vs 10K+). Both are free WordPress plugins. Converter for Media – Optimize images |… has accumulated 15M+ total downloads while Kraken.io Image Optimizer has 399K+.
Detailed Comparison
| Metric | Converter for Media – Optimize images |… | Kraken.io Image Optimizer | |
|---|---|---|---|
| Rating | 4.9/5 | ◄ | 4.5/5 |
| Total Reviews | 1,075 | ◄ | 119 |
| Active Installs | 500K+ | ◄ | 10K+ |
| Total Downloads | 15M+ | ◄ | 399K+ |
| Support Resolution | 70% | N/A | |
| Last Updated | Yesterday | ◄ | 4 weeks ago |
| First Released | 2019 | 2014 | |
| Age | 7 years | 12 years | |
| WP Requires | 4.9+ | 4.9+ | |
| PHP Requires | 7.1+ | 5.6+ | |
| Business Model | Free | Free | |
| Latest Version | 6.5.5 | 2.7.0 |
Rating Breakdown
Converter for Media – Optimize images |…
Kraken.io Image Optimizer
Download Trends
Over the past 30 days, Converter for Media – Optimize images |… averaged approximately 4,460 daily downloads while Kraken.io Image Optimizer averaged 208.
Recent Reviews
Converter for Media – Optimize images |… Reviews
Easy to use, great result
I converted more then 37000 pictures with this plugin, all went flawless and site loading speed increased remarkable
Great plugin! Great support, keep up the good work!
I’m using Converter for Media on my WordPress website facetheaction.be, hosted on Cloudways (Lightning Stack). I contacted Matt Plugins support regarding a technical issue with Pass Thru mode and a
Thank you for keeping WebP feature free!
@mateuszgbiorczyk Coming back to leave another thank you. Your plugin is one of the few that still offers WebP conversion for free. Really appreciate your contribution to the WordPress community. Keep
Kraken.io Image Optimizer Reviews
Poor Quality
Not worth the time.
Terrible Customer Service
As others are noting here, their customer service is terrible. In fact I’d use the word “non-existent”. After signing up with an account I decided that the service was no longer what I needed and cont
Worst service I’ve encountered
Whatever you do, do not use this service. They will happily charge your credit cars, but when you try to reach them for support, they never respond. Their service is a disgrace.
More Compress Images Worth Comparing
Top alternatives in the same category as Converter for Media – Optimize images |… and Kraken.io Image Optimizer
Compress and optimize images, enable lazy load, serve WebP & AVIF, and speed up your site with a global image CDN.
Optimize images in 1‑click: compress, resize & convert to WebP/AVIF - free up to 20MB/month. Enjoy the easiest WordPress image optimizer to set up.
Optimize images & PDFs smartly. Create and compress next-gen WebP and AVIF formats. Smart crop and resize.
Speed up your website. Optimize your JPEG, PNG, and WebP images automatically with TinyPNG.
Unlimited automatic image optimization for WordPress. Compress images, convert to WebP, and improve site speed without losing image quality.
Disable Thumbnails, Regenerate Thumbnails, Compress Images, Convert to WebP, Find Unused and Large Images, Edit Images, and more with ThumbPress.
Frequently Asked Questions
Is Converter for Media – Optimize images |… or Kraken.io Image Optimizer more popular?
Which has better ratings — Converter for Media – Optimize images |… or Kraken.io Image Optimizer?
Are Converter for Media – Optimize images |… and Kraken.io Image Optimizer free?
Which plugin has better support — Converter for Media – Optimize images |… or Kraken.io Image Optimizer?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.