Imagify Image Optimization – Optimize… vs Robin Image Optimizer – Unlimited Image… (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
Robin Image Optimizer – Unlimited Image…
100K+ active installs
Free
Quick Verdict
As of April 2026, Robin Image Optimizer – Unlimited Image… has a higher user rating (4.4/5 from 125 reviews) while Imagify Image Optimization – Optimize… leads in active installations (1.0M+ vs 100K+). Both are free WordPress plugins. Imagify Image Optimization – Optimize… has accumulated 17M+ total downloads while Robin Image Optimizer – Unlimited Image… has 2.1M+. Robin Image Optimizer – Unlimited Image… has a higher support resolution rate (100% vs 100%).
Detailed Comparison
| Metric | Imagify Image Optimization – Optimize… | Robin Image Optimizer – Unlimited Image… | |
|---|---|---|---|
| Rating | 4.3/5 | ► | 4.4/5 |
| Total Reviews | 1,629 | ◄ | 125 |
| Active Installs | 1.0M+ | ◄ | 100K+ |
| Total Downloads | 17M+ | ◄ | 2.1M+ |
| Support Resolution | 100% | 100% | |
| Last Updated | 3 days ago | ◄ | 3 weeks ago |
| First Released | 2016 | 2018 | |
| Age | 10 years | 8 years | |
| WP Requires | 5.3+ | 5.6+ | |
| PHP Requires | 7.3+ | 7.4+ | |
| Business Model | Free | Free | |
| Latest Version | 2.2.7 | 2.0.4 |
Rating Breakdown
Imagify Image Optimization – Optimize…
Robin Image Optimizer – Unlimited Image…
Download Trends
Over the past 30 days, Imagify Image Optimization – Optimize… averaged approximately 3,706 daily downloads while Robin Image Optimizer – Unlimited Image… averaged 1,567.
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
Robin Image Optimizer – Unlimited Image… Reviews
Well done
It would be nice to add disabling scheduled launch. Manual only
Best Plugin
The best plugin for image optimization. But after the latest update, there’s a delay when converting Image Features to webp. Although it might just be my feeling. BTW, thanks.
Utter Waste Of Time
Your “fix” lasted for about three minutes. I have since then waited to give you time to migrate your servers. I have uninstalled and reinstalled the plugin several times. I have tried to get it to opt
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Frequently Asked Questions
Is Imagify Image Optimization – Optimize… or Robin Image Optimizer – Unlimited Image… more popular?
Which has better ratings — Imagify Image Optimization – Optimize… or Robin Image Optimizer – Unlimited Image…?
Are Imagify Image Optimization – Optimize… and Robin Image Optimizer – Unlimited Image… free?
Which plugin has better support — Imagify Image Optimization – Optimize… or Robin Image Optimizer – Unlimited Image…?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.