What is PFA?

PostScript Type 1 ASCII (PFA) is a human-readable printer font format used in professional typesetting and PostScript printing.

What is CFF2?

CFF2 (Compact Font Format v2) is optimized for OpenType variable fonts with efficient data structures and support for font variations.

When Should You Use PFA vs CFF2?

PFA vs CFF2: Key Differences

• •PFA uses lossless compression while CFF2 uses lossless compression — both take the same approach to file size management.
• •Since both PFA and CFF2 use lossless compression, the quality characteristics are comparable — differences in file size come down to how efficiently each format implements compression.
• •Alpha channel support: CFF2 lacks transparency support.
• •Storage footprint: 20-100KB per font for PFA vs 15-100KB per font for CFF2.
• •PFA is optimized for professional printing, postscript devices while CFF2 is designed for variable fonts, opentype font production, advanced typesetting — choose based on your specific workflow needs

Advantages of PFA

• ✓At its core, PFA relies on lossless encoding — a design choice that makes it perfect for Professional printing, PostScript devices.
• ✓You won't run into compatibility issues with PFA — it's a universal standard across platforms.
• ✓File size management with PFA: larger files guaranteed to match the original exactly.
• ✓Every major application in the Professional printing, PostScript devices space supports PFA natively.

Advantages of CFF2

• ✓CFF2 uses lossless compression tailored for Variable fonts, OpenType font production, advanced typesetting.
• ✓CFF2 is supported natively on virtually every device, browser, and operating system.
• ✓CFF2 files are bit-for-bit perfect, preserving every pixel and sample for professional work.
• ✓CFF2 integrates seamlessly with all major creative tools and workflows.

Common Use Cases for PFA to CFF2 Conversion

• Game UI typography
• Website typography
• Brand identity
• Print design
• Mobile apps
• Desktop publishing

Industry Applications

Best Practices for PFA to CFF2 Conversion

• →Converting PFA to CFF2: check that glyph coverage is preserved — some formats have character limitations
• →Use CFF2 for cross-platform compatibility
• →Test fonts across different browsers and operating systems after conversion
• →Always keep a backup of your original files before converting
• →Choose the appropriate quality settings for your specific use case

Troubleshooting PFA to CFF2 Conversion

• !CFF2 font doesn't render correctly → check if CFF2 supports all glyphs present in PFA
• !Licensing restrictions after PFA to CFF2 conversion → verify the font license allows format conversion
• !Hinting data lost converting PFA to CFF2 → some font formats like CFF2 may not preserve TrueType hinting
• !Special characters missing from converted CFF2 → font subsetting may have removed unused glyphs

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