JSON Diff Checker
Compare two JSON payloads and inspect changed keys quickly.
Added, removed, and changed rows
Path-based comparison output
Useful companion to JSON formatter
Compare payloads
Paste two JSON values to inspect added, removed, and changed paths.
Difference rows
Path-based output is easier to scan than raw payload blocks.
same
$.name
Left: Ava
Right: Ava
changed
$.plan
Left: starter
Right: pro
same
$.active
Left: true
Right: true
added
$.team
Left: -
Right: growth
Common use cases
- Reviewing API response changes
- Comparing payload revisions during debugging
- Checking config differences before release
FAQ
Does this compare nested JSON too?
Yes. The diff output includes nested paths so you can inspect changes deeper in the payload.
Can I use it for arrays?
Yes. Arrays are compared by index in this first version, which is practical for many API and config workflows.
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