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Kreya vs Buf Studio: catalog facts
Kreya	Buf Studio
Freemium A free tier is available. Advanced features require a paid licence.	Free Used on the Buf website; check Buf for current terms of the wider Schema Registry.
Windows, macOS, Linux	Web
One of the few desktop clients with proper gRPC and server reflection support Projects are Git-friendly local files rather than cloud documents	Sends gRPC and Connect requests from a browser Works with schemas in the Buf Schema Registry
Some features require a paid licence Smaller community than the mainstream API clients	Limited to Protobuf-based APIs Few details on features or pricing in the available research
Downloadable app	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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