The “closest” email client to Apple Mail can depend on what specific aspect you value most: native macOS/iOS feel, simplicity, or core feature set.
Based on user feedback and design characteristics, here are a few top contenders:


anything and everything related to your Mac, from the basic setup to the advance user its all here at macuser
The “closest” email client to Apple Mail can depend on what specific aspect you value most: native macOS/iOS feel, simplicity, or core feature set.
Based on user feedback and design characteristics, here are a few top contenders:

Unfortunately, there is still no time-based sync slider (e.g., “Mail to keep offline” for 1 year, 6 months, etc.) in Outlook for Mac — neither in the classic version nor in the “New Outlook” for Mac. This has been a top user complaint for years, and Microsoft has not added it despite repeated feedback.
