Convert anything, at global scale.
200+ formats and automation APIs that feels instant.
CONVERT
From
To
Drop files or choose a source
Upload multiple files at once, mix formats, and fine-tune every conversion with format-aware settings.
Max 2GB per file · Drag & drop ready · Mixed file types welcome
Unified Font Object at a glance
Unified Font Object
UFO became a foundational interchange and source format in modern type design by defining a directory-based project structure that many editors, libraries, and build tools could read and write without depending on one vendor's native project file.
PFA at a glance
PFA
Type 1 fonts were central to the rise of desktop publishing, and PFA/PFB formats reflect the era when font technology was tightly linked to PostScript workflows.
Format comparison
| Feature | Unified Font Object | PFA |
|---|---|---|
| File type | Font | Font |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | scalable | scalable |
| File size characteristics | small | small |
| Compatibility | broad | broad |
| Editability | limited | limited |
| Created year | 2004 | 1984 |
| Inventor | Tal Leming, Erik van Blokland, Just van Rossum | Adobe |
| Status | active | active |
| Transparency | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | strong | strong |
| Metadata handling | low | low |
| Delivery profile | strong | strong |
| Workflow fit | design | design |
| Layer support | Supported | Not supported |
| Vector scaling | Not supported | Not supported |
When to use each format
When to use Unified Font Object
- type design
- brand system deployment
- web embedding
- Open specification with broad support across font tools and scripting libraries.
When to use PFA
- type design
- brand system deployment
- web embedding
- Historically significant in typography.
FAQs
Why convert Unified Font Object to PFA?
Choose PFA as target when preserving or interoperating with legacy Type 1 font workflows, especially in archival publishing or old print-production environments.
What changes when converting Unified Font Object to PFA?
Convert to PFA when preserving or interoperating with legacy Type 1 font workflows, especially in archival publishing or old print-production environments. It is useful when historical font fidelity matters. For current typography work, OTF or TTF are generally better choices.
What should I review after converting Unified Font Object to PFA?
After conversion, review these destination checks: Open converted output in FontForge and verify behavior on real samples; Compare output against the expected scalable quality profile; Obsolete in most modern font-delivery workflows.
How can I keep quality stable in Unified Font Object to PFA conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Usually converted into OTF/TTF/WOFF-family formats; Obsolete in most modern font-delivery workflows; Validate destination compatibility before large-batch conversion.