Replace Digits with Words

Need to convert digits like 1 or 5 into full words like “one” or “five”? The Replace Digits with Words Tool does exactly that. You can define custom digit-to-word mappings (e.g. 2:two, 7:seven) and apply them live to any input. It’s perfect for transforming numeric content into written form for readability, educational use, or formatting consistency.

Paste your input above or import a file below.
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Supported file types: .txt, .csv, .json, .html, .xml, .log, .yaml, .css
Total characters: 0
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How to Use:

  1. Paste or type your content into the Input Text box.
  2. (Optional) Click Choose File to import a supported text-based file like .txt, .csv, .json, .md, .html, or .xml.
  3. In the Options box, set your digit-to-word mappings using the format: rubyCopy code1:one 2:two 3:three Separate each pair with a space and use a colon between the digit and its word.
  4. The tool replaces all digits (0–9) with their mapped word equivalents and updates the Modified Output live as you type.
  5. Click Copy Output to copy the result or Export to File to download it.
  6. Press Clear All to reset everything and start fresh.

What Replace Digits with Words Tool can do:

This tool scans your input for digits and swaps them with corresponding words based on the mappings you provide. It leaves all non-digit content unchanged. Replacements happen character-by-character, so even long numeric strings like 123 become one two three. The tool updates live, flashes on change, and works fully in-browser for fast feedback.

Example:

Input:

My PIN is 1234 and my code is 007.

Mapping:

1:one 2:two 3:three 4:four 0:zero 7:seven

Output:

My PIN is one two three four and my code is zero zero seven.

Total characters:

65

Common Use Cases:

Perfect for converting digits in educational content, making form data more readable, or writing out numbers in creative or legal documents. It’s also useful for games, word puzzles, and accessibility-friendly formatting. Just map what you need and watch the output update live.

Useful Tools & Suggestions:

If you’re reversing the process, Replace Words with Digits gives you a clean way to compress full text into numeric shorthand. And for a more general approach, Replace Letters in Text lets you tweak any part of a word or sentence great for encoding systems or custom transformations.

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