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Image Format and Size Inspector

See true type, dimensions, animation, alpha and metadata before conversion.

1Select files
2Set options
3Get results

This tool processes selected files in your browser.

Accepted: image/png, image/jpeg, image/webp, image/gif, image/svg+xml, image/avif, image/heic, .png, .jpg, .jpeg, .webp, .gif, .svg, .avif, .heic. Desktop cap 30 MiB per file.

Report

SHA-256SHA-256

Decode probeDecode probe

Reopen pixels when a decoder exists. Header dimensions are still reported if decode fails.

Inspect animationInspect animation

Reports frame count from headers. Does not dump every frame's pixels.

How it works

Processing stays in this browser tab. Source files are not uploaded. Export is a new copy; originals are not overwritten.