Convert OTF to WOFF Online — Free
Fast, free OTF to WOFF converter. No registration required.
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How to Convert
Upload your .otf file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .woff file when it's ready.
What is OTF?
OTF is the OpenType font format jointly developed by Microsoft and Adobe. It extends TrueType with PostScript-style cubic Bézier curves, advanced typographic features like ligatures, stylistic alternates, and supports larger character sets.
Format Details
- Full Name
- OpenType Font
- Extension
- .otf
Key Features
- Cubic Bézier curves
- Advanced typography
- Large character sets
- PostScript outlines
What is WOFF?
WOFF is a web font format that wraps TrueType or OpenType fonts with zlib compression and additional metadata. Designed specifically for web use, it reduces file size by 40% compared to raw TTF/OTF while maintaining full glyph fidelity.
Format Details
- Full Name
- Web Open Font Format
- Extension
- .woff
Key Features
- Web optimized
- zlib compression
- 40% smaller
- W3C standard
OTF vs WOFF
| Feature | OTF | WOFF |
|---|---|---|
| Full Name | OpenType Font | Web Open Font Format |
| Extension | .otf | .woff |
| Best For | Cubic Bézier curves | Web optimized |