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Free Version

Smush Review 2026

The best WordPress image optimization plugin

4.8(3,800)

Price

Free / $36/yr Pro

Active Installs

1,000,000+

Developer

WPMU DEV

Last Updated

2026-02-22

S

WordPress Plugin

Free tier

Smush

by WPMU DEV

Quick Overview

Pros

  • Free tier is genuinely useful with no image count cap for lossless compression
  • WebP conversion works without server-side dependencies like Imagick in Pro mode
  • Lazy loading implementation is compatible with most themes and page builders
  • Dashboard clearly flags images that are hurting Core Web Vitals scores

Cons

  • Lossy compression and CDN features are locked behind a paid WPMU DEV subscription
  • Bulk smushing large libraries can time out on shared hosting environments
  • Compression ratios are sometimes lower than dedicated tools like ShortPixel or Imagify

Best For

Bloggers and small business owners wanting free, set-and-forget image compressionWPMU DEV subscribers who want an all-in-one optimization suiteSites with large existing media libraries needing retroactive bulk optimizationDevelopers managing multisite networks with centralized image optimization needs

Smush Features

Bulk smush for entire media library
Automatic WebP conversion and serving
Lazy loading with threshold control
CDN delivery via WPMU DEV network (Pro)
Wrong-size image detection
Multisite network-wide optimization support

Our Smush Review

Smush is one of the most widely used WordPress plugins for image optimization, and in 2026 it remains a top choice for site owners looking to reduce page load times without sacrificing visual quality. The plugin uses lossless and lossy compression algorithms to strip unnecessary metadata and reduce file sizes across your entire media library in bulk. What sets Smush apart from competitors is its seamless WebP conversion, lazy loading integration, and CDN-powered delivery through its Pro tier, making it a near-complete image performance solution. Whether you're running a blog or a high-traffic eCommerce site, Smush handles everything from automated compression on upload to detecting improperly sized images across your content.

Free Version Available

Smush offers a free version with core functionality. Upgrade to the premium plan for advanced features and priority support.

Technical Details

WordPress6.3++
Active Installs1,000,000+
Free VersionYes
Last Updated2026-02-22

Smush Pricing

Free version available

Pro License

Free / $36/yr Pro

Annual subscription · Support & updates included

  • All premium features
  • Priority support
  • Regular updates
  • Free version for basic needs
Get Smush

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