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HEY vs Runbox: catalog facts
HEY	Runbox
Paid Paid subscription service.	Paid Paid subscription after a free 30-day trial.
Web	Web
Screens first-time senders before they reach the inbox Email and calendar from one provider	Data hosted in Norway under Norwegian privacy law and GDPR No advertising
Opinionated workflow that differs from traditional email Hosted service that requires a paid account	No free plan after the trial Hosted service, so you rely on the provider for your mail
Web application, Hosted service	Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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