TTF to WOFF converter
A free TTF to WOFF converter for TrueType Font files. Browser-based pairs here usually run in this tab, with no file upload.
Drop your TTF files here
or browse your device · paste with Ctrl+V
Accepts .ttf files. You can queue several files; each is processed one after another on your own device.
Your files never leave this device — there is no upload and no server to delete them from.
- 01
Add your TTF files
Drop them onto the box above or click to browse. They are read straight from disk — nothing is sent anywhere.
- 02
Check the settings
WOFF is already selected. Open the gear icon on any row if you want to change quality, dimensions or codec before converting.
- 03
Download your WOFF
Press convert and wait for the row to finish. Convert several files and you can take them all as a single ZIP.
TTF
TrueType FontApple and Microsoft's outline font format, using quadratic curves and a hinting system precise enough to render cleanly at tiny sizes on low-resolution screens. Installed on every desktop operating system.
- Developed by
- Apple / Microsoft
- Released
- 1991
- Extension
- .ttf
- MIME type
- font/ttf
- Compression
- Uncompressed
- Specification
- Open
WOFF
Web Open Font FormatA TTF or OTF wrapped in zlib compression with metadata attached, designed specifically for @font-face on the web. Around 40% smaller than the raw font it contains.
- Developed by
- W3C
- Released
- 2009
- Extension
- .woff
- MIME type
- font/woff
- Compression
- Lossless
- Specification
- Open
- TTF and WOFF are both font formats, so this re-packages the same glyph outlines and metrics into a different container. Web formats like WOFF and WOFF2 add their own compression on top; desktop formats like TTF and OTF do not.
Questions about converting TTF to WOFF
Is this TTF to WOFF converter free?
Yes. Converting TTF to WOFF here is free, with no account, no watermark and no daily quota. The work runs on your own device, so there is no server cost to pass on to you.
Is my TTF file uploaded anywhere?
For browser-based pairs, your file is read locally and converted by fonteditor-core in this tab. No file payload is uploaded; you may still see analytics and engine downloads in network logs.
Is there a file-size limit for TTF to WOFF?
There is no imposed upload cap when it runs in-browser, but each conversion still depends on your device and browser memory. Large videos are the first practical limit, then memory-heavy documents or images.
Can I convert several TTF files to WOFF at once?
Yes. Drop in several files and each gets its own row; they are processed one after another on your device. You can download them one by one or as one ZIP.
Does TTF to WOFF work on a phone, Mac or Chromebook?
Most modern browsers on Windows, macOS, Linux, ChromeOS, Android and iOS work. Very large videos are often more reliable on desktop or a browser with more memory.
Why do some conversions take longer on first run?
The conversion engine has to download first. Small codec bundles are fast, while ffmpeg is commonly 12–30 MB; later conversions of similar type use the cached engine.
I converted a file and the output is blank or unusable. What should I check?
Start over with default settings, then change one option at a time (quality, bitrate, page size, or codec) to isolate what changed behavior. If it keeps failing, retry with a smaller file and confirm the source format matches the pair.
Convert other formats to WOFF
5 formats can become WOFF here.
Convert TTF to other formats
A TTF file can become any of these.