We use these both for https://jumpstartrails.com and it works great. You have to build your own authentication and native navigation, but for launching your app on mobile and the web, it's hard to beat.
Yeah, Avo is a great alternative to the free admin we ship with (Administrate). And Jumpstart Pro customers get 20% off their first year of Avo. Thanks for sharing that discount Adrian!
There have been a couple huge successes with it. One of them is processing millions in revenue a month. A lot of others are doing well and chugging along. Can't share the exact ones without permission, but I've been blown away it.
At the end of the day, it's nice to help people focus on their unique business features and not payments, teams, etc.