Hiri might be a bit more popular than Polymail. We know about 1 link to it since March 2021 and only 1 link to Polymail. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Polymail - This one is a lot like Twobird but with a lot more features. It's a different type of email client. It's really cool, but the Windows version is just a web app. It's available on iOS as well. Source: over 2 years ago
Now we could use a) outlook365 or b) an alternative email client like hiri. Well option a) literally sucks monkey b.... And I personally do not see it fit for human usage. Option b) is a possibility but in the case of Hiri is super expensive either a 39USD annually cost or a 119USD life time cost. Had it been a 39USD for every major version cost we could talk about it, but it is just ridiculous. Additionally, I... Source: about 2 years ago
Airmail - Airmail is a lightweight and lightning fast mail client for Mac.
Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
Mailspring - Mailspring is a mail client for Mac, Windows and Linux.
Mailbird - Mailbird is the best email client for Windows 7, 8 and 10
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.