Best Email & Calendar Clients (2025)

Ranked picks for email & calendar clients. No "it depends."

🧊Nice Pick

Microsoft Outlook

The corporate email behemoth that's as reliable as it is bloated—perfect for when you need to schedule a meeting to discuss why your inbox is a mess.

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Full Rankings

#1
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The corporate email behemoth that's as reliable as it is bloated—perfect for when you need to schedule a meeting to discuss why your inbox is a mess.

Pros

  • +Seamless integration with Microsoft 365 and Exchange Server for enterprise workflows
  • +Robust calendaring and scheduling tools that actually sync across devices
  • +Powerful email filtering and rules to tame the chaos of corporate communication

Cons

  • -Can feel sluggish and resource-heavy, especially with large mailboxes
  • -The interface is cluttered with features most people never use, making it overwhelming for new users

Missing a tool?

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