How to convert TrueType (TTF) to OpenType (OTF)
- 1
Upload your file
Drag and drop a file or click to select one. Keep this page open while the file uploads and converts.
- 2
Convert TrueType (TTF) to OpenType (OTF)
NexMedia converts TrueType (TTF) to OpenType (OTF) on its own servers. Processing time depends on the file size and how busy the queue is.
- 3
Download the converted file
When the conversion finishes, the download appears on this page. Your converted file is kept for 2 hours, then deleted.
About TrueType (TTF)
TrueType (TTF) is the outline font format Apple released in 1991 and Microsoft adopted for Windows.
Desktop fonts on Windows, macOS and Linux.
TTF files are uncompressed, so for websites WOFF2 is the smaller choice.
Convert TTF to OTF online free, no account required — OTF is the OpenType font format.
Change TTF to OTF without losing quality — convert TTF to OTF free in your browser.
Why won't my website use the TTF font I installed on my computer? Installed fonts stay on your machine and never reach visitors — the web needs the font as a WOFF2 file embedded by the site.
About OpenType (OTF)
OpenType (OTF) is the font format Microsoft and Adobe built on TrueType, adding advanced typographic features and optional PostScript (CFF) outlines.
Professional typography and desktop publishing: ligatures, small caps and many languages in one font file.
Font licences often restrict conversion and web use, so check the licence before converting a font.
Why convert a font to OTF? For professional typography: OpenType adds extended glyph sets, ligatures and better cross-platform hinting.
What changes when you convert TTF to OTF
- The glyph outlines and metrics of the TTF font carry over to OTF, and by default so do its hinting and layout features; only the packaging and compression change.
Settings you can change
Before you convert TTF to OTF, you can adjust: Subset unicode ranges, Keep hinting, and Keep layout features.
Limits
Each plan sets a maximum file size and a number of conversions per day, and video and audio files also have a maximum length. Guests can convert files up to 100 megabytes and 5 per day; a free account raises this to 500 megabytes and 25 per day; paid plans go up to 100 gigabytes.
Your converted OTF file is kept for 2 hours, then deleted.
TTF to OTF: questions and answers
Does converting TTF to OTF reduce quality?
The glyph outlines and metrics of the TTF font carry over to OTF, and by default so do its hinting and layout features; only the packaging and compression change.
What is the difference between TTF and OTF?
TTF is the TrueType outline font format. OTF is the OpenType font format.
Can I change the settings when converting TTF to OTF?
Before you convert TTF to OTF, you can adjust: Subset unicode ranges, Keep hinting, and Keep layout features.
Do I need an account to convert TTF to OTF?
No. You can convert TTF to OTF without an account; signing in raises the file-size and daily limits.
How long is my converted OTF file kept?
The OTF file you convert from TTF is kept for 2 hours, then deleted automatically.
Will the letterforms of my TTF carry over to the OTF?
The glyph outlines and metrics of the TTF font carry over to OTF, and by default so do its hinting and layout features; only the packaging and compression change.
Will converting TTF to OTF change my original file?
No. The conversion reads your TTF and writes a new OTF file, leaving your original TTF file untouched.