10 Best WordPress Image Optimization Plugins

Are you searching for the best WordPress image optimization plugins for your website?

Image optimization plugins allow you to optimize your images in WordPress automatically for better speed and performance.

It also makes your site load faster, and improve your WordPress SEO, and helps you get more traffic.

In this post, we have discussed the best image optimization plugins for WordPress, which you can use to optimize your website images.

What Are the Benefits of Using an Image Optimization Plugins?

The following are some of the essential advantages of image optimization plugin for your website:

  • It gives a better user experience.
  • With the image optimizer plugin, you can increase the loading speed.
  • It helps you with the smaller file size.
  • It improves SEO.
  • With the image optimizer plugin, making backups will be much quicker.
  • It increases the conversion rates.

What Features Should an Image Optimization Plugins Have?

We’ll go through the features you should look for in the image optimization plugins before purchasing it in this part. Not all functions are required, but having some will help in your search for optimized images.

Let’s have a look at the list below.

Supports Several Image File Formats

To avoid incompatibility concerns, ensure that your image optimization plugin supports all commonly used file formats.

PNG, JPG or JPEG, GIF, and WebP are the most common image file formats you’ll be working with. As a result, check to see if your plugin supports and works with these file types.

Flexibility to Choose Optimization Levels

It’s all about finding the right balance between file size and image quality for image optimization. Optimization may be approached in a variety of ways, resulting in a variety of outcomes.

Bulk Image Optimization

Optimizing hundreds of images individually might take a long time. That’s why a bulk optimization option is required in the plugin. This will also enable you to optimize several images at the same time.

Best Image Optimization Plugins For WordPress

Let’s take a look at all of these best WordPress image optimization plugins features and functions:

1. Smush

Smush Image Compression and Optimization

Smush is the best Image Optimizer for WordPress, and it’s used to optimize all of your images throughout your network while also allowing you to customize each site separately.

It is powerful and 100% free. Usually, you’d have to resize, code, and wait for your photos to be optimized manually. However, you won’t have to bother about image optimization with WordPress.

This plugin handles everything for you and so much more. Compression software settings, various styles, bulk smush, image resizing, auto optimization, Gutenberg block integration, multisite compatibility, and more are just a few features. Smush also works with page builders and media library plugins such as WP All Import, WP Offloads Media, WP Media Folder, WP Retina 2x, NextGen gallery, WPML, Envira Gallery, Avada Fusion builder, and others.

Some of The Key Features of Smush Are:

  • PNGs, JPGs, and GIFs are all supported.
  • Strip unused data without affecting image quality.
  • Bulk image optimization support.
  • With a single click, you may optimize and compress up to 50 images.
  • Incorrect image size detector to quickly detect unoptimized images.
  • Gutenberg Block Integration.


Smush lite version available at wordpress.org plugins repository. However, the smush premium version starts from $60 a year for a single site.

2. EWWW Image Optimizer

EWWW Image Optimizer

EWWW Image Optimizer is the best image optimization plugin for WordPress. It’s simple to use and can optimize images you upload in real-time.

It can also bulk compress and optimize the images you’ve already uploaded.

It will be challenging to detect the difference in quality between compressed and uncompressed pictures, even if they are compressed.

Furthermore, the entire compression and optimization process is automated. Image resizing to match the right size page and device, lazy loading, and even conversion to the next-gen WebP image format are all part of this.

A free version of the plugin is also available, allowing you to optimize your server images. This is ideal for WordPress site owners who are concerned about their privacy.

The premium plan, which includes an image optimizing CDN that will automatically compress and convert images as viewed, is recommended for sites with many images or sites that get a lot of traffic.

Some of The Key Features of EWWW Image Optimizer Are:

  • Automatically resize your images.
  • Compress and optimize images.
  • Works with JPGs, PNGs, GIFs, and PDFs.
  • No Speed Limits and unlimited file size.
  • Bulk image compression support.


EWWW Image Optimizer has a lite version that is available for free on the wordpress.org plugins directory. However, you can switch to its premium plan for advanced features that start from $70 a year for a single site up to $250 a year for unlimited sites.

3. Imagify

Imagify – Optimize Images & Convert WebP

Another popular image optimization plugin for WordPress is Imagify. It will start automatically optimizing your images and thumbnails once installed, using its advanced image compression algorithms.

With Imgify, you have three levels of image compression to choose from, giving you the ability to balance image quality and size. Before compressing your images, the plugin makes a backup of them.

As a result, you can always go back to the original and try a different compression algorithm if you don’t like the results.

Furthermore, once optimized, it produces a WebP version of the image that you may use on the front-end of your website.

For more, check out our complete Imagify review.

Some of The Key Features of Imagify Are:

  • It supports JPG, PNG, WebP, and animated GIFs.
  • On-the-fly image optimization.
  • Create a backup of images before compressing.
  • Image resizing support.
  • It has three levels of image compression – Normal, Aggressive, and Ultra.


The plugin’s free and premium versions have the same features. The only difference is the number of files that can optimize. The lite version allows you to optimize 20MB of data each month, while the pro version costs $99.9 per year.

4. Imsanity

Imsanity – Image Optimization Plugin

Imsanity is an image optimization WordPress plugin that is available for free. You may choose the maximum width and height of your images in Imsanity, and it will automatically resize any larger images you submit.

While most image optimization plugins require you to optimize your images before uploading them to WordPress, Imsanity allows you to upload images as-is.

After that, you may resize them all at once. Instead of depending on an external server, you may use built-in WordPress features.

If you have multiple users submitting and uploading content to your site, Imsanity is a great tool to use.

You may use Imsanity to resize and compress their images instead of depending on them to do it before uploading.

Some of The Key Features of Imsanity Are:

  • Automatically scales a large image.
  • Bulk resize feature to resize existing images.
  • It converts BMP and PNG files to JPG for further savings.
  • Use WordPress built-in image scaling functions.


Imsanity is a free plugin.

5. TinyPNG

TinyPNG – Image Optimization Plugin

The developers behind TinyPNG developed Compress JPEG & PNG, and you’ll need to register an account to use it. The free version allows you to optimize just 500 photos each month.

It can compress images automatically when they’re uploaded, and it can also bulk-optimize older images.

You may pick the image sizes you wish to optimize using the plugin’s options. You may also choose a maximum upload size for your original uploads.

The plugin will automatically resize images that are larger than that size.

You may also save image data on JPEG files such as time and date, copyright information, and GPS location.

Some of The Key Features of TinyPNG Are:

  • Automatically optimize new images on upload.
  • Resize image feature.
  • It has an advanced background optimization feature to speed up your workflow.
  • Option for bulk optimization.
  • Chose to preserve copyright metadata, creation date, and GPS location in your original images.
  • WooCommerce compatible.
  • Convert CMYK to RGB.
  • No file size limits.


TinyPNG’s Compress JPEG & PNG images plugin is entirely free.

6. ShortPixel Image Optimizer

ShortPixel Image Optimizer

Another popular WordPress image optimization plugin is ShortPixel Image Optimizer.

It has many advanced features, including the option to choose between compression formats. The plugin compresses and stores your original images in a separate folder as soon as you enable it.

If you’re using the free plugin, you’ll have to provide your email address to receive an API key.

The basic free account enables you to optimize up to 100 images each month, and you will need to purchase one of their premium plans to increase this limit.

With the click of a button, you may convert PNG to JPEG and vice versa.

It is also compatible with the WooCommerce, NextGEN Gallery, and WPML translation plugins.

If you use Cloudflare as your WordPress CDN, you may integrate the service to update your images when the new version is released automatically.

Some of The Key Features of ShortPixel Image Optimizer Are:

  • TinyPNG’s Compress JPEG & PNG images plugin is entirely free.
  • It supports JPG, PNG, GIF & PDF.
  • In a single click, you may compress your whole WordPress Media Library.
  • Automatically compress new images on upload.
  • It supports both lossy and lossless compression.
  • Save and maintain a backup of your original photos in a different folder.
  • Use a single API Key on multiple websites.
  • Option to optimize all images (thumbnail images) or just the original image.


ShortPixel offers a lite version, where you can optimize up to 100 images per month. But you have to pay $19.99 a year for 30,000 images up to $249 for 2,50,000 for the pro version.

7. Optimole


When it comes to image optimization plugins, Optimole provides you the option of using a lossless or lossy method.

On the other hand, the plugin offers powerful features like lazy loading, access to an AWS Cloudfront CDN to deliver your images to a worldwide audience quickly, and much more to manage your image optimization needs.

The unique feature of Optimole is its dynamic image serving.

When you install the plugin, optimole will replace all of your image URLs with cloud-based URLs. When a visitor visits your website, it will now offer the user an optimized image in real-time.

Please remember that the compressed image files are not saved in your WordPress database but are created and provided in real-time.

In addition, the plugin dynamically resizes the image according to the visitor’s browser and viewport. As a result, every image is perfectly sized for the device it is viewed from.

Some of The Key Features of Optimole Are:

  • Images are optimized and served in real-time.
  • It serves images of the correct size based on the visitor’s browser and viewport.
  • It serves images via a blazing fast content delivery network.
  • Image quality is automatically adjusted depending on the visitor’s internet connection speeds.
  • It has lossy and lossless compression options.


The number of monthly visits determines the price. The lite version allows up to 5,000 monthly visits. The premium plans start at $19.08 per month when paid annually and support up to 25,000 monthly visitors.

8. Optimus

Optimus Image Optimization Plugin

Optimus is another free WordPress image optimization plugin. When you upload a file, it automatically lowers its size by up to 70%. Images are saved in many kilobytes, which helps to keep the website running smoothly by using high-quality images.

When installing the Optimus plugin on your WordPress site, all your pictures send through the Optimus server.

The plugin sends every image to the Optimus server, optimizing the image and returning it to your site in the media folder.

The temporary files on the Optimus server delete after a specific time.

Some of The Key Features of Optimus Are:

  • it offers bulk image optimization tools for existing pictures.
  • It also provides an automatic optimization feature to process the images automatically.
  • Fully compatible with WooCommerce and Multisite.
  • Optimus servers never store any images.


Aside from the lite version, there are two paid versions: Optimus HQ and Optimus HQ Pro, which cost $29 and $149 per year, respectively.

9. reSmush.it

reSmush.it Image Optimization Plugin

reSmush.it is another WordPress image optimization plugin option. It allows you to optimize images automatically upon upload and offers a bulk optimization option for older images.

With an easy-to-use slider, you have complete control over image quality and compression.

It optimizes pictures with the reSmush API and lets you pick the amount of optimization for your uploads.

The disadvantage is that it lacks multiple compression levels. It also restricts optimization to files that are less than 5MB in size. If you need to include a full-size image, you can exclude individual images from compression.

Some of The Key Features of reSmush.it Are:

  • It allows bulk optimization.
  • Exclude images not to perform optimization.
  • It also provides backup for optimized images.


reSmush.it is a free plugin.

10. WP Compress

WP Compress Image Optimization Plugin

WP Compress is a WordPress image optimization plugin that deserves to be included in our list. It’s the only plugin on our list that includes a central optimization management page for managing your API keys and websites.

The WP Compress plugin is targeted towards WordPress design/development firms who wish to offer image optimization as a service to their clients (and charge them accordingly).

The https://app.wpcompress.com/ portal makes it simple to view how many images each website is optimizing (client quotas) and the average file size reductions that WP Compress’s image compression achieved.

Some of The Key Features of WP Compress Are:

  • It works with JPG, PNG, and GIF.
  • Lossless, Intelligent, and Ultra compression modes are available.
  • Automatic image resizing.
  • It supports lossy and lossless compressions. Up to 70% reduced file size.
  • Gain external URLs like Amazon S3.


The plugin will compress 100 images for free in the lite version. However, if you deal with more than 100 images every month, you will need to upgrade to their pro version, which costs $5.95 a month for 1GB of data up to $49.95 for 100GB.

Which Are the Best WordPress Image Optimization Plugins?

If you ask us, “What is the Best WordPress Image Optimization Plugin?” we will tell you. So, to optimize images on your WordPress website, you may use any of the plugins described above.

Because several of these plugins perform different things, I can’t recommend just one. Instead, it’s all about picking the proper plugins to help you speed up your website.

Overall, I’d recommend Smush and EWWW Plugins; they’re both great image optimization plugins, and their premium features are available if you want more.

We hope this post helps you find which image optimization plugin is best for your website. You may also see our article on the best cache plugins for WordPress to increase website speed.