KeroTools

Image Compressor For Windows

Our Image Compressor works in any browser on Windows — Edge, Chrome, or Firefox — with no .exe to download and no installer to click through.

No uploads — 100% privateRuns in your browserFree, no account needed

Use Cases

  • Converting a file for a program that only accepts one image format

  • Compressing screenshots before pasting them into a report

  • Quick conversions on a work laptop where you can't install new software

  • Processing images without opening a heavier editor like Photoshop

Tips & Best Practices

  • Works the same in Edge, Chrome, or Firefox — pick whichever is already open
  • Drag a file straight from File Explorer onto the page
  • No IT approval needed since nothing gets installed
  • Great for locked-down work computers with restricted software installs

How It Works

  1. 1

    Upload Your Images

    Drag in one photo or a whole batch — JPG, PNG, WebP, and more are all supported.

  2. 2

    Set Your Quality Level

    Drag the quality slider and watch the before/after preview update in real time.

  3. 3

    Download the Compressed Files

    Grab each image individually or download the whole batch at once — instantly, no waiting.

Frequently Asked Questions