Imagify Image Optimization – Optimize… vs Kraken.io Image Optimizer (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Imagify Image Optimization – Optimize…
1.0M+ active installs
Free
Kraken.io Image Optimizer
10K+ active installs
Free
Quick Verdict
As of April 2026, Kraken.io Image Optimizer has a higher user rating (4.5/5 from 119 reviews) while Imagify Image Optimization – Optimize… leads in active installations (1.0M+ vs 10K+). Both are free WordPress plugins. Imagify Image Optimization – Optimize… has accumulated 17M+ total downloads while Kraken.io Image Optimizer has 399K+.
Detailed Comparison
| Metric | Imagify Image Optimization – Optimize… | Kraken.io Image Optimizer | |
|---|---|---|---|
| Rating | 4.3/5 | ► | 4.5/5 |
| Total Reviews | 1,629 | ◄ | 119 |
| Active Installs | 1.0M+ | ◄ | 10K+ |
| Total Downloads | 17M+ | ◄ | 399K+ |
| Support Resolution | 100% | N/A | |
| Last Updated | 3 days ago | ◄ | 4 weeks ago |
| First Released | 2016 | 2014 | |
| Age | 10 years | 12 years | |
| WP Requires | 5.3+ | 4.9+ | |
| PHP Requires | 7.3+ | 5.6+ | |
| Business Model | Free | Free | |
| Latest Version | 2.2.7 | 2.7.0 |
Rating Breakdown
Imagify Image Optimization – Optimize…
Kraken.io Image Optimizer
Download Trends
Over the past 30 days, Imagify Image Optimization – Optimize… averaged approximately 3,706 daily downloads while Kraken.io Image Optimizer averaged 208.
Recent Reviews
Imagify Image Optimization – Optimize… Reviews
Wrong Choice of Tool
I was aiming to minimise server space taken by my images. This wasn’t the right tool.
Very High Level of Disaffection
I did not see this very high level of disaffection before buying a subscription for 12 months. I just received a email asking if I want to leave a review. Given I cannot make it work, and once I used
Essentially, it’s a paid plugin
Free functionality is minimal and completely useless. It’s a 100% commercial product masquerading as free. It’s deleted incorrectly, leaving traces in the system. It’s a waste of time and added junk
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 Imagify Image Optimization – Optimize… 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.
Speed up your website by using our WebP & AVIF Converter. Optimize images and serve WebP and AVIF images instead of standard formats!
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 Imagify Image Optimization – Optimize… or Kraken.io Image Optimizer more popular?
Which has better ratings — Imagify Image Optimization – Optimize… or Kraken.io Image Optimizer?
Are Imagify Image Optimization – Optimize… and Kraken.io Image Optimizer free?
Which plugin has better support — Imagify Image Optimization – Optimize… or Kraken.io Image Optimizer?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.