At a glance
Imagify: Optimize Images for Top Speed (Compress & Convert to WebP/AVIF)
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.
ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF
Optimize images & PDFs smartly. Create and compress next-gen WebP and AVIF formats. Smart crop and resize.
Full Comparison
Technical Specs
| Metric | Imagify | ShortPixel Image Optimizer |
|---|---|---|
| Requires WP | 5.3+ | 4.8.0+ |
| Requires PHP | 7.3+ | 7.4+ |
| Tested up to WP | 7.0 | 7.0 |
| Plugin age | 10 yrs | 12 yrs |
Quick Verdict
ShortPixel Image Optimizer wins this comparison. Its 86% five-star rating from 814 reviews signals higher consistent user satisfaction than Imagify's 78%. For most WordPress sites, ShortPixel Image Optimizer delivers a better balance of compression quality, format support, and long-term reliability. Pick ShortPixel Image Optimizer unless your top priority is the sheer user base that Imagify's 1.0M+ installs represent.
Feature Comparison: Imagify vs ShortPixel Image Optimizer
| Feature | Imagify | ShortPixel Image Optimizer |
|---|---|---|
| Free monthly quota | 20MB per month | 100 images per month |
| Next-gen format conversion | WebP and AVIF | WebP and AVIF |
| Image resizing | Yes, with 1-click resize | Yes, smart crop and resize |
| PDF compression | Not supported | Supported |
| Bulk optimization | Supported | Supported |
| Compression levels | Normal, Aggressive, Ultra | Lossy, Glossy, Lossless |
| Auto-optimize on upload | Yes | Yes |
Who Should Use Imagify
- Site owners who want the most widely adopted plugin: Imagify's 1.0M+ active installs give it 3.33x more reach than ShortPixel Image Optimizer, meaning more community tutorials and third-party integrations.
- Users who prioritize a frictionless setup: the plugin markets itself as a 1-click optimizer, and its 78% five-star rating suggests most people get it running without configuration headaches.
- Teams that need AVIF conversion alongside WebP: Imagify supports both next-gen formats, helping you compress images in WordPress without losing quality while targeting the smallest file sizes available.
Who Should Use ShortPixel Image Optimizer
- Anyone who runs a WooCommerce store and needs image compression for WooCommerce product images plus PDF compression: ShortPixel Image Optimizer handles both image and PDF files in one workflow.
- Users who value long-term satisfaction: 86% of its 814 reviews are five-star, the highest ratio among these two plugins, and only 9% are one-star.
- Developers or site owners who need smart cropping and resizing: the plugin's "smart crop and resize" feature lets you resize images before upload WordPress style, maintaining aspect ratios without manual guesswork.
Community & Support
ShortPixel Image Optimizer had 1 open support thread in the last 2 months, while Imagify had 6 open threads in the same period. Imagify's 78% five-star rating against 13% one-star indicates a vocal minority of dissatisfied users. ShortPixel Image Optimizer's 86% five-star and 9% one-star split shows more consistent approval. The support thread counts are too small to draw firm conclusions about response quality, but the rating gap is meaningful: ShortPixel Image Optimizer users report fewer critical issues.
Verdict: Imagify or ShortPixel Image Optimizer for WordPress sites?
Pick Imagify if you want the plugin with 3.33x more installs and a proven 1-click setup that converts images to WebP and AVIF. Its 20MB free monthly quota works for small blogs or single-author sites.
Pick ShortPixel Image Optimizer if you prioritize higher user satisfaction (86% five-star vs 78%) and need PDF compression alongside image optimization. It is the best image optimization plugin WordPress users can install today for mixed media workflows, especially WooCommerce stores that manage product images and PDF spec sheets together. The data supports ShortPixel Image Optimizer as the stronger long-term choice.
This comparison is AI-generated from live WordPress.org data. Install counts, ratings, versions and support statistics sync weekly, so the numbers on this page stay current. Content passes automated quality checks before publishing, and pages below our quality threshold are held for human review.
Read our full methodologyFrequently Asked Questions
Q How many people use Imagify compared to ShortPixel Image Optimizer?
Imagify has 1.0M+ active installs while ShortPixel Image Optimizer has 300K+, meaning Imagify is used on more sites.
Q Which has better user ratings — Imagify or ShortPixel Image Optimizer?
ShortPixel Image Optimizer averages 4.5/5 from 814 reviews, while Imagify averages 4.3/5 from 1,649 reviews — ShortPixel Image Optimizer has the higher average rating.
Q Which is more actively maintained — Imagify or ShortPixel Image Optimizer?
ShortPixel Image Optimizer was last updated on Jun 4, 2026 and Imagify on Jun 1, 2026, so ShortPixel Image Optimizer received the more recent update.
Q Are Imagify and ShortPixel Image Optimizer both free?
Yes — both Imagify and ShortPixel Image Optimizer are free to install from the official WordPress.org plugin directory. Some features may require a paid upgrade offered by the plugin author.
Q Is Imagify or ShortPixel Image Optimizer better for WordPress sites?
ShortPixel Image Optimizer is better for most WordPress sites because it includes built-in image resizing before upload, which Imagify lacks. Imagify focuses on compression and WebP conversion, but without resize capabilities, you may end up with oversized files that slow your site.
Q Which is easier to set up for a WordPress beginner — Imagify or ShortPixel Image Optimizer?
Imagify is easier for a beginner to set up because it activates with a simple API key and applies compression automatically on upload. ShortPixel requires configuring more settings upfront, like choosing compression levels and resize options, which can overwhelm new users.
Q What is the biggest feature difference between Imagify and ShortPixel Image Optimizer?
The biggest difference is that ShortPixel includes an image resize feature, while Imagify does not. ShortPixel lets you set maximum dimensions so large photos are shrunk before compression, a critical tool for WooCommerce product images.
Q Can you switch from Imagify to ShortPixel Image Optimizer (or the other way) without losing data?
Yes, you can switch between them without losing your original images because both plugins work by replacing the compressed versions while keeping backups. Just deactivate one plugin, install the other, and run its bulk optimizer to reprocess your existing media library.
Q Which type of site should choose Imagify, and which should choose ShortPixel Image Optimizer?
Choose Imagify for a simple blog or portfolio where you just want one-click compression and WebP conversion without extra settings. Choose ShortPixel for WooCommerce stores or sites with many large photos, because its resize feature prevents oversized images from slowing down product pages.
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