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Insomnia vs Hello HTTP: catalog facts
Insomnia	Hello HTTP
Freemium Free to use, with a free account unlocking most features. Kong sells paid plans for teams…	Free Free and open source under the Apache 2.0 licence.
Windows, macOS, Linux	Windows, macOS, Linux
REST, GraphQL, gRPC, WebSockets and Server-Sent Events in one client Local Vault and Git Sync mean the cloud is optional	Supports HTTP, WebSocket, GraphQL subscriptions and gRPC Desktop app rather than a cloud service
Most features expect an account, even though a Scratch Pad works without one The 2023 move to account-first storage cost it a lot of goodwill	Built mainly around one developer's needs Smaller ecosystem than Postman or Insomnia
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: Apache-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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