IBM Plex Sans KR
IBM Plex Sans KR is a sans serif font in 7 weights. Its lowercase letters are 3% narrower than the typical sans serif font. Last updated 8 September 2025.
Editing a PDF that uses IBM Plex Sans KR
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 IBM Plex Sans KR from the widths stored in your PDF, loads the complete open font, and sets your new text in IBM Plex Sans KR itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 505 units per 1000 em |
|---|---|
| Average capital letter width | 633.6 units per 1000 em |
| Word space | 236 units per 1000 em |
| Digits | tabular (every digit is 600 units wide, so columns of numbers line up) |
| Spacing | proportional |
| Width of i compared with m | 29% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Sans serif |
Weights and styles
Languages beyond basic Latin
Open fonts closest to IBM Plex Sans KR
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.
- IBM Plex Sans Thai Looped Regularidentical letter widths (0 units)
- IBM Plex Sans Arabic Regularidentical letter widths (0 units)
- IBM Plex Sans Thai Regularidentical letter widths (0 units)
- IBM Plex Sans Devanagari Regularidentical letter widths (0 units)
- IBM Plex Sans Regularidentical letter widths (0 units)
- IBM Plex Sans Hebrew Regularidentical letter widths (0 units)
- Anuphan Regularidentical letter widths (0 units)
- IBM Plex Sans JP Regularsimilar widths (18.2 units)
Compare IBM Plex Sans KR
- IBM Plex Sans KR vs Clear Sans
- IBM Plex Sans KR vs IBM Plex Sans
- IBM Plex Sans KR vs IBM Plex Sans Arabic
- IBM Plex Sans KR vs IBM Plex Sans Devanagari
- IBM Plex Sans KR vs IBM Plex Sans Hebrew
- IBM Plex Sans KR vs IBM Plex Sans JP
- IBM Plex Sans KR vs IBM Plex Sans Thai
- IBM Plex Sans KR vs IBM Plex Sans Thai Looped
Questions people ask
+Can I edit a PDF that uses IBM Plex Sans KR?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in IBM Plex Sans KR itself, loaded from the open font, so the edit matches the rest of the page.
+Is IBM Plex Sans KR free to use?
IBM Plex Sans KR 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 IBM Plex Sans KR?
By measured letter widths, IBM Plex Sans Thai Looped is the closest match among open fonts (a mean difference of 0 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does IBM Plex Sans KR support?
It includes these character sets: Korean, Latin, Central European.
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