Bulk PSB to PGM Converter Online — Free HD Quality
Drag and drop your multiple PSB files into this 100% free online PSB to PGM converter (.psb to .pgm), and click the Convert button to bulk convert them to PGM format in HD quality. Use the quality slider to fine-tune your PGM output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original PSB files are removed from our servers right after. Also see:Convert TIFF files in bulk to BMP.
Drop your PSB files here to convert to PGM, or click to browse
Converts .psb to PGM (.pgm) in HD quality — bulk, free, no signup
Choose FilesPSB vs PGM — File Format Comparison
See how PSB and PGM compare across file extension, MIME type, compression, and feature support. Related:Make PSB files into PBM.
| Feature | PSB | PGM |
|---|---|---|
| File Extension | .psb | .pgm |
| MIME Type | image/vnd.adobe.photoshop | image/x-portable-graymap |
| Compression Type | Lossless | Lossless |
| Transparency Support | Yes | No |
| Animation Support | No | No |
| Metadata Support | Yes | Yes |
What Is PSB Format?
Adobe Photoshop Large Document format.
- Compression: Lossless
- Transparency: Supported
- Animation: Not supported
What Is PGM Format?
Portable Graymap format for grayscale images.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported