Here are some animated screens that I made on Flinto, just to give a peek at how they function. I wouldn't want my email clients to be doing a lot of heavy animations, at least not Gmail.
Here's how to simply swipe to snooze an email.
Change your signatures in a jiffy.
This was a super fun project to work upon and I will be writing a Medium post on this very soon. Do let me know your favorite feature in the concept above, and other features that you've always wanted on an e-mail client. Also, do drop me a line on firstname.lastname@example.org if you like it. I'd love some feedback on this.
That's about it for now. Do like it if you like it.
Thanks for your time!