Bulk HDR to PPM Converter Online — Free HD Quality
Drag and drop your multiple HDR files into this 100% free online HDR to PPM converter (.hdr to .ppm), and click the Convert button to bulk convert them to PPM format in HD quality. Use the quality slider to fine-tune your PPM output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original HDR files are removed from our servers right after. Also see:Quick PSB to PDF online converter.
Drop your HDR files here to convert to PPM, or click to browse
Converts .hdr to PPM (.ppm) in HD quality — bulk, free, no signup
Choose FilesHDR vs PPM — File Format Comparison
See how HDR and PPM compare across file extension, MIME type, compression, and feature support. Related:Easy HDR to PBM converter.
| Feature | HDR | PPM |
|---|---|---|
| File Extension | .hdr | .ppm |
| MIME Type | image/vnd.radiance | image/x-portable-pixmap |
| Compression Type | Lossless | Lossless |
| Transparency Support | No | No |
| Animation Support | No | No |
| Metadata Support | Yes | Yes |
What Is HDR Format?
Radiance HDR format for high dynamic range images. See also:Free online HDR to WBMP tool.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported
What Is PPM Format?
Portable Pixmap format for color images.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported