Yeon Sung
Yeon Sung is a display font in 1 weight. Its lowercase letters are 15% narrower than the typical display font. Last updated 5 September 2025.
Editing a PDF that uses Yeon Sung
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 Yeon Sung from the widths stored in your PDF, loads the complete open font, and sets your new text in Yeon Sung itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 447.5 units per 1000 em |
|---|---|
| Average capital letter width | 545.6 units per 1000 em |
| Word space | 300 units per 1000 em |
| Digits | proportional (digit widths differ) |
| Spacing | proportional |
| Width of i compared with m | 32% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Display |
Weights and styles
Languages beyond basic Latin
Open fonts closest to Yeon Sung
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.
- Freeman Regularloosely similar widths (33.2 units)
- Stylish Regularloosely similar widths (35 units)
- Reddit Sans Condensed Regularloosely similar widths (37.4 units)
- Barlow Semi Condensed Regularloosely similar widths (38.2 units)
- Magra Regularloosely similar widths (38.2 units)
- Epunda Sans Regularloosely similar widths (38.5 units)
- Mirza Regularloosely similar widths (39.6 units)
- Rajdhani Regularloosely similar widths (39.8 units)
Compare Yeon Sung
Questions people ask
+Can I edit a PDF that uses Yeon Sung?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in Yeon Sung itself, loaded from the open font, so the edit matches the rest of the page.
+Is Yeon Sung free to use?
Yeon Sung 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 Yeon Sung?
By measured letter widths, Freeman is the closest match among open fonts (a mean difference of 33.2 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does Yeon Sung support?
It includes these character sets: Korean, Latin.
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