Character Diff Checker

Inspect fine-grained text edits locally using browser grapheme segmentation when available.

Original text

Modified text

Comparison runs locally in your browser. Interactive diff uses a bounded token count to avoid locking the page on extremely large inputs.

How to use this Character Diff Checker

Compare text at grapheme-character level. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.