Convert numbers to Roman numerals and Roman numerals back to numbers. Covers the full standard range (1–3999) and automatically detects the direction of conversion. Perfect for learning, puzzles, date formatting, or simply satisfying your curiosity about ancient numeral systems.
Classic Roman numerals do not have a standard symbol for 5,000, and the subtractive form IↃↃ is rarely used in modern practice. We adhere to the most widely accepted range for clarity.
Yes, the tool is case‑insensitive; iv is treated the same as IV.