
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.
MailTracker suits Gmail users who need open, click and follow-up signals from a Chrome extension. It is also relevant to users who can manage broad Gmail permissions and tracking limitations.