Homeserver #1: Cost of Amahi Apps

Been considering to create a home server for both fun and work and now browsing at relevant apps. Amahi looks pretty cool, but it's not entirely free. The Amahi software itself is free but the apps are not. The cost of each Amahi apps are not readily transparent. But if you sign up, you'll find out how much it cost. Here's a snippet:

Seems quite pricey for me. So. for now, I think I'll just use a regular Windows with XAMPP for my homeserver, and I'll install this apps separately.