R Rytr Freemium Productivity Email Rytr pulls client context from Gmail, Outlook, Slack, calendars and meeting notes into daily briefs, then drafts follow-ups and other writing in your own voice. Read Review Visit
S Superhuman Freemium Productivity AI Assistant Superhuman is an AI productivity suite that bundles a fast email app, Grammarly, collaborative Docs and Go, an assistant that works across your apps and tabs. Read Review Visit