File converter / Images / Convert to PNM / HDR converter / PNM to HDR

Convert PNM to HDR

Choose file to convert to .hdr
or drag and drop file

You can convert PNM image to HDR as well as to variety of other formats with free online converter.

How to convert pnm to hdr?

How to convert hdr to pnm?
Step 1

Upload pnm-file

Select file, which you want to convert from your computer, Google Drive, Dropbox or drag and drop it on the page
Step 2

Select «to hdr»

Select hdr or any other format, which you want to convert (more 200 supported formats)
Step 3

Download your hdr file

Wait till your file will be converted and click download hdr -file

Online and free pnm to hdr converter

Fast and easy
Just drop your pnm files on the page to convert hdr or you can convert it to more than 250 different file formats without registration, giving an email or watermark.
Don't worry about security
We delete uploaded pnm files instantly and converted hdr files after 24 hours. All files transfer with secured an advanced level of SSL encryption.
All in the cloud
You don't need to install any software. All pnm to hdr conversions make in the cloud and don't use any resources of your computer.


File extension .pnm
File category images

High Dynamic Range Image File

File extension .hdr
File category images
Internet Explorer
Google Chrome
Developer HDRsoft


❓ How can I convert pnm to hdr?
Firstly, select a pnm file you want to convert or drag and drop it. Secondly, select hdr or any other format you want to convert your file to. Then click convert and wait until your file is converted
⏳ How long should I wait to convert pnm to hdr?
images conversion usually takes a few seconds. You will convert pnm to hdr very quickly.
🛡️ Is it secure to convert pnm to hdr on OnlineConvertFree?
Sure! We delete your uploaded and converted files, so nobody has access to your information. All types of conversion on OnlineConvertFree (including pnm to hdr) is 100% safe.
📱 Can I convert pnm to hdr without software installation?
Absolutely! OnlineConvertFree doesn’t require installation. You can convert any files (including pnm to hdr) online on your computer or mobile.