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Kreya vs Hello HTTP: catalog facts
Kreya	Hello HTTP
Freemium A free tier is available. Advanced features require a paid licence.	Free Free and open source under the Apache 2.0 licence.
Windows, macOS, Linux	Windows, macOS, Linux
One of the few desktop clients with proper gRPC and server reflection support Projects are Git-friendly local files rather than cloud documents	Supports HTTP, WebSocket, GraphQL subscriptions and gRPC Desktop app rather than a cloud service
Some features require a paid licence Smaller community than the mainstream API clients	Built mainly around one developer's needs Smaller ecosystem than Postman or Insomnia
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
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.