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Compress image online, free JPG, PNG, WebP, AVIF

Drop an image and shrink it without changing its format. JPG stays JPG, PNG stays PNG. One image per request, nothing saved.

  • No account required
  • Nothing saved
  • Format preserved
The same photograph as a 3 MB JPEG before and a 420 KB JPEG after compression.The same photograph as a 3 MB JPEG before and a 420 KB JPEG after compression.

Drag to compare, before / after

Overview

Image compression is the difference between a page that loads in one second and a page that loads in four. Most images on the web are shipped at double the size they need; a quick compress at a visually-indistinguishable quality setting will trim 60-80% off the file size with no visible quality drop. That is a page-speed win, a bandwidth-bill win, and a mobile-user win.

This tool compresses one image per request in its original format. Nothing else about the image is touched: same pixels, same colours, same dimensions. The only thing that changes is the file size.

Every upload is only held while we process it. The compressed result is served with a one-time download link and is deleted once you fetch it (or sooner, if you never come back). No account ties the upload to your identity, nothing is saved, and the Privacy page lists every byte that ever touches a disk.

Workflow

How it works

Three steps, usually done inside five seconds.

  1. 1

    Upload an image

    Drop a JPG, PNG, WebP, or AVIF up to 25 MB. No sign-up, no credit card.

  2. 2

    We shrink it in the same format

    We pick the best quality setting for your file type and shrink it so the image still looks the same.

  3. 3

    Download your smaller image

    Your download link works once, then the file is deleted. If you never come back, the file is deleted anyway. Nothing is saved on our servers.

Samples

See it in action

Drag each slider to pixel-peep the before and after.

A 3.1 MB photographic JPEG compresses to 480 KB at quality 82, visually indistinguishable.A 3.1 MB photographic JPEG compresses to 480 KB at quality 82, visually indistinguishable.
A 3.1 MB photographic JPEG compresses to 480 KB at quality 82, visually indistinguishable.
A 1.8 MB illustrated PNG shrinks to 320 KB using smart compression.A 1.8 MB illustrated PNG shrinks to 320 KB using smart compression.
A 1.8 MB illustrated PNG shrinks to 320 KB using smart compression.
A 720 KB WebP already encoded once re-encodes to 520 KB without visible quality loss.A 720 KB WebP already encoded once re-encodes to 520 KB without visible quality loss.
A 720 KB WebP already encoded once re-encodes to 520 KB without visible quality loss.
Privacy

Your image, gone when you're done

Compression runs on our side so your browser and battery stay out of it. Your upload is only held while we process it and is deleted the moment we send the result back. Nothing is saved on our servers.

  • Processed in seconds
  • Nothing saved
  • No account linked
Try it now

Upload an image

One click. No signup. We'll do the rest.

Compress image

Drop your image here or click to upload
Drag and drop, browse files, or paste from clipboard with Cmd+V
0 = max compression, 100 = minimal compression
Tip
Press Cmd+V to paste an image straight from your clipboard.

Need to process more than one image?

The free Compress image online, free JPG, PNG, WebP, AVIF runs one image at a time. A credit pack unlocks up to 50 images per batch, a single ZIP download, and three named presets (Blog / Social / Ecom). From €5 for 100 credits. Pay once, never expire.

See credit packs
FAQ

Frequently asked questions

Answers to the things most people ask before trying a new tool.

Citing or sharing?

Copy a concise Markdown summary (title, description, FAQ, canonical URL, and citation) ready to paste into an LLM or a doc.

Please cite as

BouseMutton (2026). Compress image online [Web application]. https://bousemutton.com/compress-image-online

Last updated: 2026-04-15