SF Pro Rounded for Everyone

Sunghyun Sans is a rounded typeface supporting 9 weights across Latin, Cyrillic, Greek, Vietnamese, Korean, Japanese, and Chinese.

Thin100
The quick brown fox jumps over the lazy dog
ExtraLight200
Internationalization
Light300
Millimeter waves
Regular400
Assimilation engine
Medium500
Botanica Francisco
SemiBold600
San Francisco
Bold700
15 Mango Avenue
ExtraBold800
Comedy Morning
Black900
Hamburgefonstiv
Preview

See it in context

Headlines and body copy — Sunghyun Sans adapts to every context.

Size18px
Weight400
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OpenType Features

Typographic intelligence

Built-in OpenType features for precise, professional typography.

Off
1,234,567 8,901,234 5,678,900
On
1,234,567 8,901,234 5,678,900
font-feature-settings: "tnum" 1;
Information

Technical specifications

Everything you need to know about Sunghyun Sans.

Name
Sunghyun Sans
Families
Std, KR, JP, Disambiguated
Weights
9 (Thin 100 — Black 900)
Formats
OTF
Glyphs
~3,190 (Std), ~14,716 (KR), ~22,926 (JP), ~23,400 (Disambiguated)
Scripts
Latin, Cyrillic, Greek, Vietnamese, Korean, Japanese, Chinese
License
SIL Open Font License 1.1
Based on
Inter (Rasmus Andersson), Pretendard (Kil Hyung-jin), Source Han Sans (Adobe), M PLUS 1p (Coji Morishita)
License & Pricing

Free and open source

Sunghyun Sans is licensed under the SIL Open Font License 1.1. Use it freely in any project — personal or commercial, print or digital.

Free forever
$0

No cost, no catch, no strings attached.

What you can do

  • Use in personal and commercial projects
  • Embed on websites via CSS @font-face
  • Bundle with applications and software
  • Modify and create derivative fonts
  • Redistribute freely

License terms

  • Cannot sell font files on their own
  • Derivatives must remain under OFL
  • Don't use the reserved font name for modified versions
FAQ

Frequently asked questions

Common questions about using Sunghyun Sans.

Is it safe to use in client projects?

Yes. Sunghyun Sans is licensed under the SIL Open Font License 1.1, which permits use in any project — personal, commercial, print, or digital — at no cost.

How did you build it?

Used Glyph 3 App and added rounded filters. Experimented with Claude to find the right radii.

Are you not concerned about copyright infringement from Apple?

No. Sunghyun Sans is built on top of open-source fonts (Inter, Pretendard, Source Han Sans, M PLUS 1p) and does not contain any proprietary Apple font data. The rounding is applied independently using Glyph 3.

Start designing with Sunghyun Sans

Start designing with beautiful multilingual typography.