Web Tools
Number to Words Converter
Convert numbers to English words. Supports cardinal, ordinal, and currency modes. Handles integers, decimals, negatives, numbers up to trillions. Runs entirely in your browser — your data never leaves your machine.
number words converter english currency ordinal
Published May 30, 2026
All interactive tools run entirely in your browser. Your data never leaves your device.
How It Works
Enter a number and instantly see it written out in English words. Choose between cardinal (one hundred twenty-three), ordinal (one hundred twenty-third), or currency (one hundred twenty-three dollars and forty-five cents) modes.
Features
- Cardinal mode: standard number words (e.g., “one thousand two hundred thirty-four”)
- Ordinal mode: positional words (e.g., “first”, “twenty-third”, “one hundredth”)
- Currency mode: dollars and cents format with customizable currency names
- Large numbers: supports up to 999 trillion (999,999,999,999,999)
- Decimals: point notation (e.g., “three point one four”)
- Negative numbers: prefixed with “negative”
- Comma-formatted input: accepts “1,000,000” format
- Custom currency names: configure main and fractional currency labels
- 5 examples: simple number, large number, decimal, ordinal, currency
- Private: runs entirely in the browser — no data transmitted
Use Cases
- Writing checks and financial documents
- Generating accessible number representations
- Legal documents requiring numbers in words
- Educational tools for number literacy
- Invoice and receipt generation