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10+ Best Free Image Optimizer Plugins for WordPress 2019

Smush Image Compression and Optimization

Resize, optimize, optimise and compress all of your images with the incredibly powerful and 100% free WordPress image smusher, brought to you by the superteam at WPMU DEV!

Smush has been benchmarked and tested number one for speed and quality and is the award-winning, back-to-back proven crowd favorite image optimization plugin for WordPress.

  • Lossless Compression – Strip unused data without affecting image quality
  • Lazy Loader – Defer offscreen images with the flip of a switch
  • Bulk Smush – Optimize up to 50 images with one click
  • Image Resizing – Set a max width and height and large images will scale down as they are being compressed
  • Incorrect Size Image Detection – Quickly locate images that are slowing down your site
  • Directory Smush – Optimize images even if they are not located in the media library
  • Automated Optimization – Asynchronously auto-smush your attachments for super fast compression on upload
  • Unlimited & Free – Optimize all of your images up to 5MB in size forever (no daily, monthly, or annual caps)
  • Gutenberg Block Integration – View all Smush stats directly in image blocks
  • Multisite Compatible – Both global and individual Multisite settings
  • Process All Your Files – Smush will process PNG, JPEG and GIF files for optimum results
  • Super Servers – Smush images with no slowdown using WPMU DEV’s fast, reliable Smush API

Automatically compress and resize huge photos up to 32MB. Use the Smush Pro CDN to serve stunning, high-quality images from 45 locations around the globe. 

Bulk optimize every image you’ve ever added to your site with one-click. Double your savings and fix your Google PageSpeed with the best image optimizer WordPress has ever known.

FAST PROCESSING OF YOUR IMAGES FOR FAST LOADING WEBSITES ON ANY DEVICE

Our technology allows images to be reduced in size without any visual altering.The human eye cannot detect any but the browser will understand the difference. Optimole keeps your images’ details safe.

Dramatically reduce image file sizes without losing quality, make your website load faster, boost your SEO and save money on your bandwidth.

Speed up your website with lighter images without losing quality.

Imagify is the most advanced image compression tool, you can now use this power directly in WordPress. After enabling it all your images including thumbnails and retina images from WP Retina x2 will be automatically optimized on the fly when you will add in into WordPress.

Reduce image sizes in WordPress including NextGEN, GRAND FlAGallery, FooGallery and more using lossless/lossy methods and image format conversion.

Speed up your website. Optimize your JPEG and PNG images automatically with TinyPNG.

This plugin allows you to optimize your WordPress images through the Kraken.io API, the world’s most advanced image optimization and resizing API

Compress and optimize image files, improve performance and boost your SEO rank using Smush WordPress image compression and optimization.

Hammy speeds up your website by generating and serving resized images for your content area depending on content width.