Roman Numeral Converter
Turn a number from 1 to 3999 into Roman numerals.
How it works
Roman numerals combine I, V, X, L, C, D, and M. A smaller symbol before a larger one is subtracted (IV = 4, IX = 9). The standard system stops at 3999.
FAQ
Is this calculator free?
Yes. No signup is needed and nothing you enter is stored.
Is the result exact?
Results are rounded for display. For financial, medical, or legal decisions, confirm with a professional.
Do my numbers leave my device?
No. The calculation runs in your browser.