PFB vs SFD — Comparison & Free Converter
Fast, instant PFB (TYPE 1) to SFD (FONTFORGE) conversion. No signup required. Just drop your .pfb file and get .sfd in seconds.
Batch Settings
フォントの形式は多岐にわたりますが、特にデザインやDTPの現場では、それぞれの特性を理解し、適切に変換する作業が不可欠です。PFB（Printer Font Binary）は、PostScript Type 1フォントのバイナリ形式として広く利用されてきましたが、これを編集や特定の環境での利用に適したSFD（Spline Font Database）形式へ変換することで、作業の柔軟性を大きく高めることができます。本ツールは、長年培われた日本のデザイン文化やビジネスシーンで求められる、細やかなフォント表現に対応できるよう開発されました。縦書きの美しさ、可読性の確保、そして何よりも安定した動作を追求し、皆様のクリエイティブな活動を力強くサポートします。
- 漫画・アニメの組版
- ビジネス文書の統一
- 伝統的書体のデジタル化
日本のフォント文化では、漢字、ひらがな、カタカナの混在が一般的であり、縦書きの組版も頻繁に用いられます。PFBからSFDへの変換は、これらの複雑な文字セットや組版規則への対応を円滑にする上で特に重要です。
About PFB (TYPE 1) to SFD (FONTFORGE) Conversion
PFB or SFD — which format should you use? The answer depends on your needs. Here's a quick breakdown.
PFB is a widely used file format. It has common platform support. SFD is a widely used file format. It has common platform support.
So when should you convert PFB to SFD? This conversion is ideal when you When you need a SFD file. This conversion helps you convert between formats quickly.
Converting PFB to SFD maintains high quality with CocoConvert's optimised encoder settings.
If you've decided SFD is the right choice, CocoConvert makes the conversion effortless. Upload your .pfb file, pick SFD, and click Convert — done in seconds. The converter runs on secure servers in Germany, powered by FFmpeg, Sharp, and qpdf. Files are encrypted via TLS and erased within 24 hours.
Free tier: 5 files/hour, 250 MB each. Pro: 100 files/hour, 5 GB each. Works in every modern browser on desktop and mobile.
How to Convert PFB (TYPE 1) to SFD (FONTFORGE)
- 1
Choose your PFB file
Upload your .pfb file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to SFD
Select .sfd from the output options. The converter applies optimal quality settings automatically.
- 3
Run the conversion
Click Convert. Server-side processing means your device stays fast — even for large font files.
- 4
Get your SFD file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert PFB (TYPE 1) to SFD (FONTFORGE)
Your PFB file is decoded and re-encoded as SFD.
Your PFB file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in SFD format
The converted file is ready for download
Format Comparison
PFB (Type 1)
.pfb file
| Extension | .pfb |
| MIME Type | application/x-font-type1 |
| Category | Font |
SFD (FontForge)
.sfd file
| Extension | .sfd |
| MIME Type | application/x-font-sfd |
| Category | Font |
Should You Convert PFB (TYPE 1) to SFD (FONTFORGE)?
When to Convert
- ✓When you need a SFD file
Frequently Asked Questions
Should I use PFB or SFD?
It depends on your goal. PFB preserves full quality. SFD preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is SFD higher quality than PFB?
Not necessarily. Converting PFB to SFD maintains high quality with CocoConvert's optimised encoder settings. Quality depends on the compression type and settings, not just the format name.
Can I convert PFB to SFD on Mac and Windows?
Yes. CocoConvert is a web-based tool that works in all modern browsers — Chrome, Safari, Firefox, Edge — on any operating system including macOS, Windows, Linux, iOS, and Android.
Is CocoConvert free for PFB to SFD?
Yes. Free users get 5 conversions per hour (250 MB each). Pro subscribers unlock 100 files per hour, 5 GB per file, and priority processing.
What tools does CocoConvert use for PFB to SFD?
CocoConvert uses FFmpeg for audio/video, Sharp for images, and qpdf for documents — the same open-source libraries used by Netflix, YouTube, and major enterprise platforms.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.