When I launched http://throwww.com http://throwww.com a while ago, people on HN/Twitter were telling me it's like Branch. I didn't know what Branch exactly was

When I launched http://throwww.com http://throwww.com a while ago, people on HN/Twitter were telling me it's like Branch. I didn't know what Branch exactly was then, and now that I see it, I still don't get what it is. It doesn't seem at all like throwww though. Nice looking interface, anyway.