
Mailbutler Smart Assistant
8.9#2 in email clientsFree planFree planAndroidiOSWebExtension
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It suits people who want AI drafting, reply, summary, and task-finding tools in Apple Mail, Outlook, or Gmail. Check the supported operating systems and subscription requirement before choosing it.
Replai suits people who want AI help sorting inboxes, preparing replies, and managing follow-ups while retaining control over sending. Teams may consider the Team plan for shared administration and reply identity templates.