Tools / File Converter / HDR to PGM Converter

HDR to PGM Converter

Convert HDR files to PGM. Batch, free and without uploading.

This tool converts HDR files to PGM. Radiance HDR image.

Portable graymap. PGM is lossless, so nothing is lost from the image during conversion.

Conversion happens inside your browser; your files are never sent to a server.

How to use

1. Drag and drop your HDR files, paste them from the clipboard, fetch one from a link, or use "Choose files".
2. Optionally set a maximum width and height.
3. Press "Convert" and download the PGM files one by one or as a ZIP.

Frequently asked questions

Will converting to PGM reduce quality?

No. PGM is lossless; the image in your HDR is carried over as it is.

How many files can I convert at once?

There is no limit. Select hundreds of files together and download the results as one ZIP.

Are my files uploaded anywhere?

No. Your HDR files are converted to PGM inside your browser and never sent to a server.