Everyday Utilities
Roman Numeral Converter: Number to Roman and Roman to Number
Convert numbers to Roman numerals (like 1994 → MCMXCIV) or Roman numerals back to numbers. Supports 1 through 3999 with full validation.
Runs in your browser — your text is never uploaded or stored.
Quick answer
Roman Numeral Converter is a free online tool that convert numbers to Roman numerals (like 1994 → MCMXCIV) or Roman numerals back to numbers. Supports 1 through 3999 with full validation.
- Cost: free, no signup or limits.
- Privacy: runs 100% in your browser; text is never uploaded.
- Works on: desktop and mobile browsers, offline once loaded.
- Category: Everyday Utilities.
Result
MCMXCIV
Common conversions
How to Use
- 1.Pick a direction: Number → Roman or Roman → Number.
- 2.Type any integer from 1 to 3999, or any valid Roman numeral.
- 3.Copy the converted result with one click.
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FAQ
What range does it support?
1 through 3999 — the classical range that Roman numerals can represent without special vinculum notation.
Does it validate Roman numerals?
Yes. Invalid strings like 'IIII' or 'VX' are rejected with a clear error message.
Is my input sent to a server?
No — conversion runs entirely in your browser.
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