PFB to PFM conversion is the process of transforming font files in the Printer Font Binary (PFB) format into Printer Font Metrics (PFM) files or a combined PFM-based package so that font metrics and Windows-compatible metric files are created from Type 1 PostScript font resources. This conversion extracts or generates the metric (.pfm) information required by Windows and some software while keeping the underlying Type 1 outlines intact for consistent rendering and layout.
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Read guide →Drag your .PFB file from your computer or use the browse function.
Confirm .pfm as the selected destination format.
Click "Convert" and download your converted .PFM file once ready.
PFB files usually have the MIME type application/x-font-type1 and contain the binary font outline data. PFM files use the MIME type application/x-font-pfm and store font metrics like character widths and kerning. Both file types are essential for Type 1 fonts, commonly used in desktop publishing and graphic design workflows.
The PFM (.PFM) format is commonly used for image. Understanding its characteristics can be helpful when converting to or from other formats like PFB.
While specific technical details aren't available here, PFM files generally serve the purpose of storing image effectively within their domain.
Convert your PFB font files to PFM format quickly and effortlessly using our online PFB to PFM converter. Designed for precision and speed, our tool supports seamless font file transformation without the need to install additional software.
PFB files store the raw glyph outline data for Type 1 fonts, while PFM files contain the font metrics and other metadata necessary for proper font display. Typically, PFB files are used alongside PFM files to fully define a font on Windows systems. Converting PFB to PFM helps ensure your fonts are correctly recognized and rendered by your operating system and design applications.
Keep individual PFB files under 50–100 MB for fastest processing and to avoid timeouts during upload; very large or multi-font PFBs may be slower.
To preserve layout and rendering, always convert paired PFB + PFM together or generate a PFM that references the original PFB; do not rely on automated rehinting which can alter metrics.
For bulk work, batch conversion is recommended but split very large batches into smaller groups (10–50 files) to reduce memory and timeout issues.
Note format-specific limitations: PFM stores only metric/Windows-specific data and not full PostScript hints or glyph programs; some advanced Type 1 features (custom hints or proprietary encodings) may not translate perfectly.
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Graphic Designer
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Mark L.
Web Developer
Reliable and straightforward, a must-have for anyone working with font files.
Sara K.
Typography Specialist
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Up to 250MB
If you need precise codepage or Unicode mappings, supply mapping tables or use a converter that allows custom encoding options to avoid glyph identity mismatches.