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JSON Deduplicate Remove Duplicates Online

Remove duplicate objects and values from JSON arrays instantly.

Step 1: Paste a JSON array

Paste any JSON array. Duplicate items are removed.

+ How does dedup work?

Compares objects by value. Two objects with same keys and values are deduplicated.

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+ Is the dedup tool free to use?

Yes, our dedup tool is completely free. No registration, no limits.

+ Can I use this dedup tool on mobile?

Yes, all tools including dedup are fully responsive. Works on all devices.