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OK JSON vs DevUtils: catalog facts
OK JSON	DevUtils
Paid Sold through the Mac App Store and as a direct download; the research does not list the…	Paid Requires a paid licence; the app can be downloaded before buying.
macOS	macOS
Opens clipboard JSON instantly, even when malformed jq, JSONPath and JavaScript queries built in	More than 47 tools in one app Works offline, data stays local
macOS only Pricing not stated on the homepage	macOS only Paid licence
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.