Compare software

Shortwave vs Gmail: catalog facts
Shortwave	Gmail
Freemium Free to start with no credit card required, with paid options for more features.	Freemium Free account; some AI features need a Google AI Pro or Ultra plan.
Windows, macOS, Android, iOS	Android, iOS, Web
AI filters written in plain English Drafts replies that match your writing style	Strong spam and malware filtering Available on web, Android and iOS
Built for Gmail accounts Relies on a hosted AI service that processes your mail	Closed service tied to a Google account Some AI features require a paid plan
Downloadable app, Hosted service	Downloadable app, 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 23, 2026

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