Image Compressor

Compress your images online with adjustable quality, format selection, and live previews.

Drop your images here or click to browse

Supports JPG, PNG, WEBP up to 15 MB per file

Image Compressor – Fast, reliable optimization

With the Image Compressor from Ref4 you can reduce the file size of your photos in seconds, control output quality, and preview the result before downloading. Everything runs in the browser—no software installation required.

Why compress images?

Heavy images slow down websites, consume extra bandwidth, and make sharing files harder. By compressing without noticeable quality loss you deliver a better user experience and dramatically improve load times.

Key features

  • Support for popular formats including JPG, PNG, and WEBP
  • Choose output quality between 40% and 100%
  • Resize images in one step with an intuitive slider
  • See instant before/after previews for every file
  • Download compressed images immediately once processing finishes

How it works

  1. Drop images onto the upload area or click to select them.
  2. Set your preferred format, quality, and resize percentage.
  3. Press “Compress images” and download the optimized files a few moments later.

Ref4.com offers a full suite of image tools for the web. Use this online compressor to prep visuals for websites, social media, or email without sacrificing clarity.