The 7 Best WordPress Image Optimizer Plugins Compared for 2023

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Best WordPress Image Optimizer Plugins

Images bring more traffic to your pages. At the same time, they may slow down your website also. So you should optimize images properly to reduce their size and serve them faster on the target browsers.

There are several free and premium WordPress image optimizer plugins available on the web. They can automatically compress your images without losing quality and scale them according to the user device types.

Today, we pick the 7 best WordPress image optimizer plugins that can optimize images in different ways to speed up pages and boost your search engine rankings.

Best WordPress Image Optimizer Plugins

Here we go.

1. ShortPixel


ShortPixel is a powerful image optimization plugin for WordPress. It is light-weight and allows you to optimize images or PDF documents easily. Lossy, Glossy, and Lossless compression types are available with the plugin to handle your JPG, PNG, and GIF files.

WebP conversion is another main advantage of ShortPixel. So you can convert any image type to WebP to improve speed and boost your search engine rankings.

Key Features

  • Automatically compress images on upload
  • Bulk image optimization for already uploaded images
  • No maximum file size
  • Optimize gallery and slider images
  • Ability to restore original images in one-click
  • Keeps original images in a separate folder
  • PNG to JPEG conversion
  • Support Retina and AVIF images
  • Option to remove EXIF data (GPS position, date and time, etc) from images


100 free image optimizations/thumbnails are available for all users per month. You will also get 100 additional monthly image credits for each referred active user for the lifetime.

Premium Plans

ShortPixel has monthly, lifetime, and dedicated server plans for image optimization.

  • Monthly: Start at $4.99 for 5000 images per month. Pay $9.99 for 12,000 images or $29.99 for 55,000 images per month.
  • Lifetime: One-time plans start at $9.99 for 10,000 images. Pay $19.99 for 30,000 images, $29.99 for 50,000 images, or $99 for 1,70,000 images.
  • Dedicated servers: Dedicated server plans start at $350 per month.

Demo & Download

2. Imagify


Imagify is a great image optimization plugin from the team behind WPRocket, the popular caching plugin for WordPress. It will optimize and re-size your blog images automatically to reduce their loading time and boost your traffic.

Imagify has three compression levels- Normal, Aggressive, and Ultra to process JPG, PNG, and GIF files on your site. Free account holders can optimize images with up to 2MB size. But there are no such restrictions for premium users.

Key Features

  • Optimize images on upload
  • Stores original images in a separate folder
  • Keep or remove EXIF data from images
  • Ability to create and display WebP images
  • Bulk image optimization in one-click


Imagify provides 25 MB of free monthly data in both free and paid accounts.

Premium Plans

It has monthly and annual pricing plans in different ranges.

Monthly: Start at $4.99 for 1 GB of data per month. Imagify also offers four other premium plans in this category to optimize up to 50 GB of monthly data.

Yearly: Annual plan customers will get 2-months free with their subscription. Pricing starts at $49.9/year for 1 GB monthly data. The enterprise plan is the uppermost in this category that can handle 50 GB of data at $699.9/year.

Demo & Download

 3. Optimole


Optimole is another fantastic WordPress image optimizer plugin with many advanced features like custom image CDN, lazy loading, watermarking, etc.

It can automatically compress, re-scale images, and deliver them in the right-size to the end-user device. With lossless and lossy optimization types, Optimole can reduce your image size significantly and thereby load them faster on all device types.

Custom image CDN is the major advantage of Optimole premium subscription. It lets you serve images from the high-speed CDN with more than 200 server locations around the world.

Key Features

  • Optimize and compress images automatically
  • Cloud-based operation. So it doesn’t create any burden on your server
  • Page Builder support
  • Fast image CDN
  • Watermark images to prevent theft
  • Support Retina and WebP images
  • Lazyloading


Free users can optimize images for up to 5,000 visits per month.

Premium Plans

Optimole has monthly and annual plans to extend free limits and add priority customer support and a custom domain to the plan.

Monthly: Start at $27.02 for 25,000 monthly visits. It offers six more plans to optimize up to 10M monthly visits.

Yearly: Annual plan customers will get 2-months free usage with the subscription. Plans start at $22.52/mo for 25,000 monthly visits (Annual payment). There are various pricing plans available to optimize up to 10M images per month.

Demo & Download

4. Gumlet


Gumlet is our favorite choice to optimize images and boost website SEO. It automatically scales, compresses images, and serves them in all modern formats including WebP, AVIF, etc.

It utilizes both Amazon Cloudfront CDN (200+ global Edge locations) and built-in custom CDN (8 global Edge locations) to reduce your image loading time. If you are not interested in serving them from a third-party domain, a custom domain (CNAME + SSL) is also there to meet your requirements.

Key Features

  • Unlimited image optimizations
  • Image API
  • Automatic responsive images
  • Amazon CloudFront CDN
  • Gumlet CDN
  • Free custom domain (selected plans)
  • WebP and AVIF support
  • Analytics per site
  • 99.9% uptime SLA


Basic plan users will get 1 GB bandwidth per month (1 site) for free.

Premium Plans

Gumlet has monthly and yearly plans to extend bandwidth limits and activate advanced features free CNAMEs, user accounts, white-labeled client reports, etc.

Monthly: Start at $5 per month per site for 25 GB bandwidth. The Business plan costs $50 per month for unlimited websites.

Yearly: On annual plans, you will get 2 months free. Pricing starts at $50 per year per site for 25 GB bandwidth. If you want to activate Gumlet on unlimited websites, it costs $500 per year.

Demo & Download

5. Smush


Smush is a free WordPress image optimizer plugin with more than 1 million downloads. It will compress, re-scale, and lazy load images to boost and deliver a better user-friendly experience to the visitors.

Unlike the above-mentioned plugins, Smush free users can optimize unlimited images per month but in lossless quality. The maximum file size is 5 MB and bulk optimization is also possible with up to 50 images in one-click.

On the other hand, premium users can further optimize images 2 times with 32 MB maximum file size and unlimited smush in a single click. It also allows you to server images using a custom image CDN from 45 server locations throughout the world.

Key Features

  • Automatic optimization
  • Directory smush
  • Detect incorrect image sizes
  • Lazy load
  • Supports PNG, JPEG, and GIF files
  • PNG to JPEG conversion
  • WebP conversion
  • Fast CDN


A free version is available

Premium Plans

Smush Pro has monthly and yearly pricing plans.

Monthly: Start at $7/month for 1 site, $14/mo for up to 5 sites, and $29/mo for a maximum of 25 sites.

Yearly: Available at $70, $140, and $290 per year respectively.

Demo & Download

6. Optimus


Optimus is another awesome WordPress image optimizer plugin. It automatically compresses images on upload with a maximum file size of 100 KB in the free version and 10 MB in the premium version.

The plugin is developed by KeyCDN and allows you to process unlimited images in unlimited projects. It converts JPEG and PNG images to a smaller size to deliver them faster on desktop and mobiles. It also supports WebP conversion to further improve your page performance and traffic.

Key Features

  • Automatic compression on upload
  • Lossy and lossless compression
  • Bulk optimization
  • Keep or remove EXIF image data
  • Option to exclude original images from optimization


A free version is available with limited functionalities

Premium Plans

Optimus has two types of pricing plans- for individual projects and for client projects.

Optimus HQ(Personal) is available at $29/year and Optimus HQ Pro (Client) is available at $149/year for unlimited images.

Demo & Download

7. EWWW Image Optimizer

EWWW Image Optimizer

EWWW Image Optimizer is not only an image optimization plugin but can compress PDF files also. It can perform smart compression of images to reduce their weight drastically, by preserving full-quality and boost your website performance.

The plugin supports JPEG, PNG, GIF, PDF files and also WebP for conversion. Scheduled optimization is also possible with EWWW Image Optimizer to handle unoptimized images on schedule and increase your page speed score.

Key Features

  • Bulk optimizer
  • Choose different optimization levels for various file types
  • Option to include or exclude certain folders from compression
  • Highlight images that need to be re-sized
  • Ability to keep or remove the metadata
  • Lazy load images
  • JPG to PNG conversion
  • PNG to JPG conversion
  • GIF to PNG conversion
  • JPG/PNG to WebP


EWWW Image Optimizer has three pricing plans. API key is chargeable at $0.002 per image.

EasyIO plan costs $10 per month with all image optimization features and custom CDN support. ExactDN plan costs $15 per month with premium features, CDN and multiple servers to store images.

Demo & Download

Are you using any WordPress image optimizer plugin on your blog? Let us know your feedback or suggestions through the comment form below,

Read The 7 Best WordPress Caching Plugins to Speed Up Your Website


Meet the Author

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Manoj is a writer, blogger from India. He writes content on current affairs, technology, cinema, health, social media, and WordPress. His posts and stories appeared across magazines and websites since 1998.

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