How to use this tool
- Enter your values in the labelled fields or load the worked example.
- Review the assumptions below, then run the tool.
- Review the result, then copy or download it.
Try this example
Accuracy and scope
Up to 30 images and 40 MB total. 16 megapixels per source/output, 16,000 pixels per output side. Images are rescaled, not automatically aligned or panorama-blended. EXIF is not retained.
Is my data uploaded?
This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.