Zara 4 Image Compression



Optimise and compress your images automatically with Zara 4.

By optimising, resizing and compressing photographs on your website, you can dramatically reduce the amount of data visitors to your website download.

Less data to download equals faster loading pages, reduced bandwidth usage and less storage space on your servers.

Zara 4 combines intelligent image optimisation and enhanced compression techniques to deliver images that display faster.


  • Automatically optimise images as soon as you upload them. You can select which thumbnails you want to be processed.
  • Existing images can be compressed individually or batch processed by using the bulk action Compress with Zara 4 from the WordPress Media Library.
  • Restore your original images at any time. Your original uncompressed images are preserved but hidden from your Media Library.
  • All image compression is handled by Zara 4 servers. Your servers arent placed under extra load processing images.
  • You can use your Zara 4 API credentials on an unlimited number of sites or blogs.
  • View your usage from WordPress. Account usage is shown as graph from your Zara 4 Settings page.
  • This plugin requires access to cURL to communicate with the Zara 4 API.
  • No compilation is required. No additional binaries are required. This plugin does not require root access
  • Supports JPEG and PNG images up to 16MB.

Getting Started

  1. Install the Zara 4 WordPress plugin into your site.
  2. Register your free account at
  3. Obtain your account API credentials to connect you to Zara 4.
  4. Copy your API credentials into the Zara 4 settings page on your WordPress.

Plans and Pricing

Get started with Zara 4 for free! Simply install the plugin and register now.

We offer various pricing plans suitable for all users big or small.

Need more? If you are likely to process more than 6000 images per month, contact us for a customised quote. We can provide maintained dedicated servers to meet your needs.

Worried about privacy? We also provide maintained on site servers that can run from inside your internal network. Contact us for more information.

Contact us

If you have any problems / questions please contact us at [email protected] and well do our best to help.
Any feedback or suggestions for improvement / feature requests are always welcome.



Manual Installation

  1. Download the Zara 4 plugin.
  2. Upload the zara-4 folder to the /wp-content/plugins/ directory of your WordPress.
  3. Activate the Zara 4 plugin from the Plugins page in WordPress.
  4. Register your free account at and obtain your API credentials.
  5. Enter your API credentials on your WordPress under Settings -> Zara 4
  6. New images will be automatically optimised, or optimise existing images from your Media Library.


You can optimise up to 15MB of images for free every month. You simply need to register for a free account and enter your account API credentials in your WordPress under Settings -> Zara 4.

You must register a Zara 4 account and then obtain your API credentials here.

Zara 4 can process images up to 16MB in size.

Yes. Simply go to your WordPress Media Library and you can restore your original images individually. Please note this will delete the optimised versions of the image.

All of the images you have optimised will remain optimised and wont be changed. If you want to restore an image to its original you will need to reinstall the Zara 4 plugin.

Yes, you can choose exactly which thumbnails are optimised from the Settings -> Zara 4 page. Simply select the image sizes you want to be optimised by checking the associated tick box. Zara 4 also supports custom thumbnail sizes.

Zara 4 will automatically optimise new images you upload to WordPress including selected thumbnails. You can turn automatic optimisation on/off from the Settings -> Zara 4 page.

Ensure that the Zara 4 plugin has been installed and the plugin is active. In your Media Library ensure you have selected List View instead of thumbnail view. Each image will have two additional columns containing the original file size and Zara 4 optimisation settings for that image.

Your image processing usage is shown as a graph on the Settings -> Zara 4 page.

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