File Convert

Convert PGM to HDR

Free online PGM-to-HDR converter — upload a PGM file and download a HDR. Fast, private, no signup.

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PGM vs HDR

PGM

Netpbm portable graymap (grayscale).

About PGM ↗

HDR

Radiance RGBE high-dynamic-range image.

About HDR ↗

PGM to HDR: frequently asked questions

How do I convert PGM to HDR?

Drop your PGM file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a HDR to download. No software to install.

Is the PGM to HDR converter free?

Yes. Convert PGM to HDR for free right in your browser, with no account needed to get started.

Is it safe and private?

Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.

What's the difference between PGM and HDR?

Netpbm portable graymap (grayscale). Radiance RGBE high-dynamic-range image.

Related conversions

Convert PGM to: JPG · PNG · WEBP · GIF · HEIC · AVIF · TIFF · BMP · DDS · EPS

Convert to HDR from: AVIF · BMP · DDS · EPS · EXR · GIF · HEIC · ICNS · ICO · JP2

Browse all supported formats →