Roman numerals
2026 ⇄ MMXXVI, both directions
Convert between Roman numerals and ordinary numbers in both directions, with strict validation so malformed numerals are caught. Handy for dates, chapters, clock faces and design work.
How it works
- Open the tool and add your file (or paste your text).
- Adjust the options — everything previews instantly.
- Download the result. Done.
Private by design
This tool runs 100% in your browser. Your files are never uploaded to a server, never stored, and never seen by anyone — close the tab and nothing remains.
Free, no limits
No account, no watermarks, no daily caps. If you also need full design tools, the Ijodly editor is one click away.
Frequently asked questions
Is Roman numerals free to use?
Yes — Roman numerals is completely free. There is no account to create, no watermark on your results and no daily limits.
Are my files uploaded when I use Roman numerals?
No. Roman numerals runs entirely in your browser. Your files never leave your device and nothing is stored on a server — close the tab and nothing remains.
Do I need to install anything or sign up?
Neither. Open the page, use Roman numerals straight away and download your result. No install, no signup.