STIX Two Math
STIX Two Math is a serif font in 1 weight. Its lowercase letters are 7% narrower than the typical serif font. Last updated 5 May 2026.
Editing a PDF that uses STIX Two Math
Most PDFs embed only the letters they already use. Type a new letter and many editors either refuse or swap in a different font. MythosPDF recognises STIX Two Math from the widths stored in your PDF, loads the complete open font, and sets your new text in STIX Two Math itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 480.8 units per 1000 em |
|---|---|
| Average capital letter width | 662.1 units per 1000 em |
| Word space | 235 units per 1000 em |
| Digits | tabular (every digit is 495 units wide, so columns of numbers line up) |
| Spacing | proportional |
| Width of i compared with m | 34% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Serif |
Weights and styles
Open fonts closest to STIX Two Math
Measured on every printable character both fonts contain. A smaller difference means the same words take the same space, so lines break in the same places.
- STIX Two Text Regularnearly identical widths (2.4 units)
- EB Garamond Regularloosely similar widths (33.4 units)
- Song Myung Regularloosely similar widths (34.8 units)
- Source Serif Pro Regularloosely similar widths (35.1 units)
- Cactus Classical Serif Regularloosely similar widths (35.2 units)
- Enriqueta Regularloosely similar widths (35.4 units)
- Alyamama Regularloosely similar widths (36.4 units)
- Gulzar Regularloosely similar widths (36.5 units)
Compare STIX Two Math
Questions people ask
+Can I edit a PDF that uses STIX Two Math?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in STIX Two Math itself, loaded from the open font, so the edit matches the rest of the page.
+Is STIX Two Math free to use?
STIX Two Math is released under the SIL Open Font License 1.1, an open licence that allows free use in documents, including commercial ones. Check the licence text for your exact use.
+Which font is closest to STIX Two Math?
By measured letter widths, STIX Two Text is the closest match among open fonts (a mean difference of 2.4 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does STIX Two Math support?
It includes these character sets: Latin.
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