There is nothing like Apple Mail in my opinion, but here are some alternatives... I use Evolution in Linux, but since you explicetely need Windows, I only listed cross Plattform...
These are self-hosted clients... It's a web interface for multi-mail (many accounts) not tied to one provider. This is not about hosting a DIY mail server.
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There is nothing like Apple Mail in my opinion, but here are some alternatives... I use Evolution in Linux, but since you explicetely need Windows, I only listed cross Plattform...
Vivaldi
MailSpring
Pelton
BetterBird
Aerion
Self-hosted:
Kurrier
NextCloud
Mhm, I would not suggest anyone to selfhost SMTP; you will most probably be flagged as bots
These are self-hosted clients... It's a web interface for multi-mail (many accounts) not tied to one provider. This is not about hosting a DIY mail server.
Also see https://roundcube.net/