What reader is that?
Discussion
feedly i think it's called?
Reeder, for mac, mb
You can use any rss reader you like, I use netNewsWire on macbook, just make sure you get the rss url from https://flycat.club/blog/82341f882b6eabcd2ba7f1ef90aad961cf074af15b9ef44a09f9d2a8fbfbe6a2