Compress images
Upload your images and download smaller versions — 100% in your browser.
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Select imagesJPG, PNG or WebP · up to 50MB each
Frequently asked questions
Everything you need to know before getting started
No. All compression happens in your browser using the Canvas API — not a single byte of your images leaves your machine.
At 80%, the difference is nearly imperceptible, reducing the file by ~40%. At 60% there's slight sharpness loss but ~60-70% reduction. We recommend 70-80% for the best trade-off.
Yes, when keeping PNG. If the original is PNG and you apply compression, it stays PNG with the alpha channel preserved.
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