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Image Format Converter
Choose an image, select a format and quality, then preview and download the re-encoded file.
HOW IT WORKS
A focused tool, with the details that matter.
Convert PNG, JPEG, and WebP images locally in your browser without uploading them. Results include enough context to understand what was calculated, not just a number without explanation.
About this tool
Are images uploaded?
No. The browser decodes and re-encodes the selected file locally.
Is changing the extension enough?
No. This tool creates new image bytes in the selected format instead of renaming the file.
Which formats are supported?
The first version supports PNG, JPEG, and WebP up to 25 MB per file.