BuildUtilities

String Length Calculator – Free Online Tool

Calculate string length in characters, code points, UTF-8 bytes, words, and lines. Handles emoji and Unicode.

✦ FreeNo SignupInstantTextCharacter Encoding Guide
Characters (.length)

16

Code Points

15

UTF-8 Bytes

18

Words

3

Lines

1

How to Use String Length Calculator

  1. 1

    Enter Text

    Type or paste your string.

  2. 2

    View Stats

    See character count, code points, UTF-8 bytes, words, and lines.

Common Use Cases

  • Checking database column limits
  • Calculating API payload sizes
  • Validating input constraints

Share

Share a link to this tool. Results can be passed via URL parameters.

https://buildutilities.com/share/string-length-calculator

Frequently Asked Questions

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Text processing, counting, comparison, and transformation.

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