Replace Digits with Words
Map numeric sequences to cardinal words. Parse standalone digits or specific patterns. Optimized for TTS data prep and document sanitization logic.
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Digit-to-word Rules
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Error: Unable to replace digits with words.
Please configure parameters and execute the action.
About Replace Digits with Words
Replace Digits with Words swaps digits in text for custom words or phrases. You can replace single digits or longer digit patterns and optionally limit replacements to whole standalone numbers only.
How It Works
Use the tool in three quick steps:
- Paste text with digits - Add the content that contains digits or number patterns.
- Define digit rules - Enter one replacement rule per line in the format "digit=word".
- Generate updated text - Click Replace Digits to swap the matching digits with words.
Basic Examples
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Replace standalone digits with words
Input Text: I have 2 apples and 5 pears. Digit-to-word Rules: 2=two 5=five Output: I have two apples and five pears.
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Keep digits inside larger numbers
Input Text: Room 3 is smaller than room 33. Digit-to-word Rules: 3=three Replace Whole Digits: checked Output: Room three is smaller than room 33.
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Replace multi-digit patterns
Input Text: Version 2.0 ships before 10.1. Digit-to-word Rules: 10=ten 2=two 0=zero 1=one Output: Version two.zero ships before ten.one.
Real-World Usage Scenarios
- Academic Style-Compliance - APA and MLA Standards - Most academic style guides, including APA and MLA, require small integers (usually 0-9 or 0-99) to be spelled out as words rather than written as digits. This tool allows researchers to quickly scan drafts and convert these numbers to comply with formal publication standards.
- Teleprompter-Preparation for Public Speakers - News anchors and keynote speakers often stumble over complex digits or dates when reading from a screen. By replacing digits with phonetic or full-word equivalents (e.g., '1,200' to 'twelve hundred'), you ensure a natural vocal delivery and minimize on-air mistakes.
- Digital-Accessibility and Screen Reader Optimization - Screen readers can occasionally misinterpret digit patterns or read single digits too quickly for users with visual impairments. Converting critical numbers into words ensures that assistive technologies articulate the data clearly and accurately for all users.
- Legal-Drafting and Contractual Clarity - In legal and financial contexts, writing out numbers (e.g., '30 days' to 'thirty days') is a standard practice to prevent ambiguity or fraudulent alteration of digits. This tool helps legal assistants standardize numeric references across lengthy agreements.
Frequently Asked Questions
Can I replace multi-digit numbers like 10 or 100?
Yes. You can define rules for single digits (e.g., 5=five) or specific multi-digit patterns (e.g., 100=hundred). Ensure each rule is placed on its own line in the rules box.
How do I prevent the tool from replacing digits inside larger numbers?
Enable the 'Replace Whole Digits' option. This ensures that if you have a rule like 3=three, it will replace a standalone '3' but ignore the '3' inside a number like '35' or a word like '3D'.
Does the order of my rules matter?
The tool processes replacements sequentially. If you want to replace '10' specifically, place the '10=ten' rule above '1=one' to ensure the multi-digit pattern is handled before individual digits.
Is there a limit to how much text I can process?
There is no hard limit, but for extremely large documents, we recommend processing text in sections to maintain optimal browser performance.
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