What is a WOFF file?
WOFF (Web Open Font Format) is a compressed font format built for use on web pages. It was introduced in 2009 by Mozilla, Microsoft and Opera (W3C).
What WOFF is good at
- Compressed for faster loading
- Supported by all browsers
- Protects font metadata
Where WOFF falls short
- Larger than WOFF2
- Cannot be installed on a computer directly
When to use WOFF
- Web fonts with legacy browser support
- CSS @font-face
- Website performance
Where WOFF files open
WOFF files open in every modern web browser.
WOFF compared with TTF
WOFF or TTF? WOFF is best for web fonts with legacy browser support. TTF is best for installing fonts on a computer. Convert WOFF to TTF or convert TTF to WOFF.
Frequently asked questions
What is a WOFF file?
WOFF (Web Open Font Format) is a compressed font format built for use on web pages. It was introduced in 2009 by Mozilla, Microsoft and Opera (W3C).
What are the advantages of WOFF?
Compressed for faster loading; supported by all browsers; protects font metadata.
What are the drawbacks of WOFF?
Larger than woff2; cannot be installed on a computer directly.
What programs open WOFF files?
WOFF files open in every modern web browser.
How do I convert a WOFF file?
Choose the WOFF converter you need from the list on this page, drop in your file and press Convert. You get your new file in seconds, free and without sign-up.