Free online PGM-to-PBM converter — upload a PGM file and download a PBM. Fast, private, no signup.
Drop your PGM file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a PBM to download. No software to install.
Yes. Convert PGM to PBM for free right in your browser, with no account needed to get started.
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.
Netpbm portable graymap (grayscale). Netpbm portable bitmap (1-bit).
Convert PGM to: JPG · PNG · WEBP · GIF · HEIC · AVIF · TIFF · BMP · DDS · EPS
Convert to PBM from: AVIF · BMP · DDS · EPS · EXR · GIF · HDR · HEIC · ICNS · ICO