How do I batch convert images online?

Drop your images, a folder, or a ZIP archive onto the tool above. Squish converts all images to WebP in parallel in your browser and lets you download the results as a ZIP.

Is there a limit on how many images I can convert at once?

No hard limit. Squish runs all conversions in parallel in your browser. For very large batches (1000+ images), performance depends on your device's memory.

Can I batch convert a ZIP file of images?

Yes. Drop a ZIP archive and Squish extracts all images inside, converts them, and delivers a new ZIP with the same folder structure.

What formats can I batch convert?

JPG, PNG, HEIC, AVIF, GIF, BMP, SVG and WebP are all supported as input. Output is WebP.

Is the batch converter free?

Yes. Completely free with no file limit, no watermark, and no account required.

Batch Image Converter Online Free

Convert hundreds of images at once to WebP. Drop a folder or ZIP archive. Nothing uploaded — everything runs in your browser.

Drop images or folders here, or click to browse

JPG, PNG, BMP, TIFF, GIF, HEIC, AVIF, SVG · Max 4 MB per file

Free Batch Image Converter — No Limits

Squish lets you convert any number of images to WebP in one go. Drop a folder, a ZIP archive, or select hundreds of files at once. All conversion runs in your browser in parallel — no waiting for a server, no queue, no limits.

No File Limit

Convert 1 image or 1,000. Squish processes them all in parallel in your browser with no queue or wait.

ZIP In, ZIP Out

Drop a ZIP archive of images. Squish extracts, converts, and delivers a new ZIP preserving your folder structure.

Any Format to WebP

JPG, PNG, HEIC, AVIF, GIF, BMP, SVG — all supported as input. Output is optimised WebP.

Frequently Asked Questions

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