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Image tool

Image Compressor

Shrink JPEG, PNG and WebP images with a visual quality control.

Runs on-deviceNo sign-upFree
All image tools

Image Compressor workspace

Workspace

Image Compressor

Runs locally

Drop an image here

or · PNG, JPG, WebP

px

Images are decoded and transformed with the Canvas API in this tab. Nothing is sent over the network.

Your image preview will appear here.

The guide

By the utils.sbs team · Reviewed November 2026 · How we build and review tools

Quick answer

Image Compressor is a free browser-based image tool. Shrink JPEG, PNG and WebP images with a visual quality control. It runs with the Canvas API locally, requires no account and does not upload your files. Open the page, add your input, adjust any options and download the result.

What is Image Compressor?

Image Compressor is a free browser-based image tool from utils.sbs. Shrink JPEG, PNG and WebP images with a visual quality control. It is built for quick, focused jobs: open the page, add your input, adjust the options and take the result with you. No account, install or server upload is required.

At a glance

CategoryImage
InputPNG, JPEG, WebP or another browser-decodable image
OutputA processed image or archive in the selected output format
Enginethe Canvas API
ProcessingIn your browser
PriceFree
AccountNot required

How Image Compressor works

Images are decoded and transformed with the Canvas API. Filters, resizing and format conversion happen locally, so the source file is never sent over the network.

How to use Image Compressor

  1. 1Open Image Compressor and add your input.
  2. 2Adjust the options: output format, quality, max width (optional).
  3. 3Run the tool, check the preview or result, and download the output.

When to use Image Compressor

  • Prepare an image for a website, email or social post.
  • Convert between modern image formats without a desktop editor.
  • Reduce file size or crop a screenshot before sharing it.

Inputs and options

Output format
Choose one of 3 options.
Quality
Set this value before running the tool.
Max width (optional)
Enter a numeric value in px.

Limitations

Very large images can hit the device's memory limit, and output quality depends on the browser's canvas encoder.

Privacy and accuracy

Image Compressor processes its input in the browser whenever the platform API allows it. Files and values are not uploaded to a server for processing, and the tool does not require an account. For calculations, use the result as a reference and verify important decisions against the source formula or a qualified professional. Read our methodology.

FAQ

Image Compressor questions

  • What can I do with Image Compressor?

    Shrink JPEG, PNG and WebP images with a visual quality control. Image Compressor is part of the Image shelf on utils.sbs and is designed for quick, one-off tasks.

  • Is Image Compressor free to use?

    Yes. Image Compressor is free, requires no account, and has no per-file or per-use charge.

  • Are my files uploaded when I use Image Compressor?

    No. Image Compressor is designed to process your input locally in the browser. Files are not uploaded to a server for processing.

  • What formats does Image Compressor support?

    It accepts common browser image formats such as PNG, JPEG and WebP, and lets you download the processed image in the output format you choose.

  • Can I use Image Compressor on my phone?

    Yes. Image Compressor is responsive and works in modern mobile browsers. Very large files may be limited by the device's available memory.

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