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Free image tool

Image Compressor

Shrink image file size by up to 90% without losing visual quality. Upload your images on the left, set the compression quality, and download lighter, faster-loading files in seconds.

Working field

Upload images and set the quality.

Image Upload

Click or drag & drop images here

Supports JPG, PNG, WebP

Quality: 0.7

Result

Your compressed images appear here.

Your compressed images will show here once you upload files and set a quality level.

This tool is best for speeding up web pages and trimming heavy photos before upload.

Image Compressor — Boost Page Speed & SEO

Reduce file size by up to 90% without losing visual quality, all inside your browser. This tool keeps the workflow simple: upload and compress on the left, supporting content below, and the sidebar on the left for popular and related tools.

Big size savings

Drop heavy photos from megabytes to kilobytes while keeping them sharp and clear.

Adjustable quality

Use the quality slider to balance file size and clarity, with live re-compression.

Batch compression

Upload multiple images at once and download each compressed file individually.

Private by design

Everything runs in your browser, so your photos never leave your device.

How it works

  1. Click the upload zone or drag and drop one or more images into it.
  2. Adjust the compression quality slider to find the right balance.
  3. Review the compressed images and their new sizes in the panels.
  4. Click Download on each image, or Reset All to start over.

Best practices

  • Start around 0.7 quality and adjust to fit your needs.
  • Resize oversized images first for the best file savings.
  • Compress photos before uploading them to your website.
  • Use lower quality for thumbnails and previews.
  • Keep an original copy in case you need full quality later.
  • Check the new size to confirm it meets upload limits.

Frequently asked questions

Will I lose photo quality?

Our algorithms target data invisible to the eye, so visual fidelity stays high while the file size is drastically reduced.

Is this service free?

Yes. This image compressor is free for everyone. You can optimize unlimited images with no hidden tiers or subscriptions.

How does this help my search ranking?

It improves LCP scores by reducing data load, which is a key ranking factor for Google's modern search algorithm.

Can I use this for email?

Yes. It can turn a bulky 20MB batch into a sleek 2MB attachment for easy emailing and faster sharing.

Why choose this over desktop software?

This tool is instant, requires no installation, and offers better web-specific optimization than standard apps.

Can this tool resize photos?

No. This tool reduces file weight in KBs and MBs. To change the physical dimensions or aspect ratio, use an image resizing utility.

What formats are supported?

We support all major web formats including WebP, PNG, and JPG, so your media is perfectly optimized for any platform or social network.

Do I need to convert HEIC files first?

For the best browser compatibility, it is recommended to convert HEIC files to a standard format like PNG or JPG before applying the final optimization.

Does it work on mobile?

Yes. The interface is fully responsive and works smoothly on any modern smartphone or tablet browser.

Can it remove backgrounds?

No. This tool is strictly for compression. For transparency, make sure your original file is a PNG before you optimize it.

Need more image tools? Scale your files first with the Image Resizer tool, or check exact file sizes with the MB to KB Converter tool.