toolsko

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ToolsKo is written in English. Prefer another language? Open a translated version of this public page.

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JSON Compare (Diff Two JSON)

Compare two JSON documents and list every added, removed and changed value by its path.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: The path shows where the change is, for example user.address.city or items[2].price. Key order does not matter.

How to use it (step by step)

  1. 1Fill in the boxes: “Original JSON (A)”, “New JSON (B)”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

JSON
A common text format apps use to store and send data, made of names and values in { } brackets.
Array / list
An ordered collection of items, like ["apple", "banana"]. Every programming language has one.

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