I've been looking for a killer email app, and this might be it

I do most of my emailing from my iPhone using Apple Mail. On my MacBook, I use Apple Mail again, but I've always struggled to find a solid email client for Windows. If you do most of your emailing on Windows, you'll know the struggle of trying to find a good email client.

Source : https://www.pocket-lint.com/betterbird-email-app/