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Spark Mail vs Canary Mail: catalog facts
Spark Mail	Canary Mail
Freemium Free for individuals; paid plans add AI features and team tools.	Paid Paid subscription, with a free trial or limited free tier.
Windows, macOS, Android, iOS	Windows, macOS, Android, iOS
Automatic inbox categorization cuts down on manual sorting AI-drafted replies can speed up routine email responses	Built-in encryption support alongside AI-assisted email triage Available across Windows, Mac, iOS, and Android
AI and team features are gated behind a paid plan Some categorization requires manual correction over time	Full feature set requires a paid subscription AI features depend on cloud processing rather than being fully local
Downloadable app	Downloadable app
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	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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