JSON Compare | uToolsLib

Data Stays on Your Device

Compare two JSON objects and see the differences.

JSON A
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JSON B
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Differences
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About JSON Compare

JSON Compare helps you visually compare two JSON files and spot differences instantly. It's perfect for debugging, merging, and validating data changes.

  • What is JSON Compare? A tool for finding differences between two JSON objects or files.
  • How does it work? Paste your JSONs and click 'Compare' to see a side-by-side diff highlighting changes.
  • Why use it? Quickly identify changes, errors, or mismatches in API responses, configs, or data sets.

All comparison happens locally in your browser, your data never leaves your device.