M PLUS U
M PLUS U is a sans serif font in 9 weights, also available as a variable font. Its lowercase letters are 14% wider than the typical sans serif font. Last updated 13 May 2026.
Editing a PDF that uses M PLUS U
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 M PLUS U from the widths stored in your PDF, loads the complete open font, and sets your new text in M PLUS U itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 592.8 units per 1000 em |
|---|---|
| Average capital letter width | 728.5 units per 1000 em |
| Word space | 287 units per 1000 em |
| Digits | proportional (digit widths differ) |
| Spacing | proportional |
| Width of i compared with m | 34% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Sans serif |
Weights and styles
Languages beyond basic Latin
Open fonts closest to M PLUS U
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.
- M PLUS 2 Regularsimilar widths (27.9 units)
- M PLUS 1 Regularsimilar widths (28 units)
- M PLUS 1p Regularloosely similar widths (34.7 units)
- Zalando Sans Regularloosely similar widths (37.4 units)
- M PLUS Rounded 1c Regularloosely similar widths (38.9 units)
- Rampart One Regularloosely similar widths (40.8 units)
- TikTok Sans Regularloosely similar widths (41.5 units)
- RocknRoll One Regularloosely similar widths (43.9 units)
Compare M PLUS U
Questions people ask
+Can I edit a PDF that uses M PLUS U?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in M PLUS U itself, loaded from the open font, so the edit matches the rest of the page.
+Is M PLUS U free to use?
M PLUS U 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 M PLUS U?
By measured letter widths, M PLUS 2 is the closest match among open fonts (a mean difference of 27.9 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does M PLUS U support?
It includes these character sets: Japanese, Latin, Central European, More symbols, Vietnamese.
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