PNG Optimizer
Free PNG optimizer — re-encode PNG images in your browser (strips metadata; PNG is lossless).
Result preview
Runs entirely in your browser — nothing you enter is uploaded or stored.
PNG Optimizer
Free PNG optimizer — re-encode PNG images in your browser (strips metadata; PNG is lossless).
Everything runs on a canvas in your browser — the image never leaves your device, which you can confirm from the Network panel or our privacy policy.
Frequently asked questions
How do I use the PNG Optimizer?
Choose an image — it is processed in your browser and you can download the result. Nothing is uploaded.
Is my image uploaded anywhere?
No. All processing happens locally on a <canvas> in your browser; the image never leaves your device.
Is the PNG Optimizer free?
Yes — completely free, no sign-up, no watermark.
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