Doppio One
Doppio One is a sans serif font in 1 weight. Its lowercase letters are 3% wider than the typical sans serif font. Last updated 10 September 2025.
Editing a PDF that uses Doppio One
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 Doppio One from the widths stored in your PDF, loads the complete open font, and sets your new text in Doppio One itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 533.1 units per 1000 em |
|---|---|
| Average capital letter width | 622.1 units per 1000 em |
| Word space | 250 units per 1000 em |
| Digits | proportional (digit widths differ) |
| Spacing | proportional |
| Width of i compared with m | 33% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Sans serif |
Weights and styles
Languages beyond basic Latin
Open fonts closest to Doppio One
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.
- Anek Malayalam Regularsimilar widths (27.1 units)
- Anek Telugu Regularsimilar widths (27.1 units)
- Anek Kannada Regularsimilar widths (27.1 units)
- Anek Gurmukhi Regularsimilar widths (27.2 units)
- Anek Tamil Regularsimilar widths (27.2 units)
- Anek Devanagari Regularsimilar widths (27.5 units)
- Anek Latin Regularsimilar widths (27.5 units)
- Anek Odia Regularsimilar widths (27.5 units)
Compare Doppio One
Questions people ask
+Can I edit a PDF that uses Doppio One?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in Doppio One itself, loaded from the open font, so the edit matches the rest of the page.
+Is Doppio One free to use?
Doppio One 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 Doppio One?
By measured letter widths, Anek Malayalam is the closest match among open fonts (a mean difference of 27.1 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does Doppio One support?
It includes these character sets: Latin, Central European.
Ready to fix your PDF?
Free, in your browser, and it takes about a minute. No account needed.