mekonbekon - Fenix just runs off your own computer, so there's no cost, its like 1 or 2 clicks to deploy. There's lots of different options out there. We all have our favorites.
I've used digitalocean's droplets in the past for deploying affordable servers online.
https://www.digitalocean.com/products/
its $5 a month for their lowers tier cloud computer .
you get a dedicated server with 20GB drive space and 1TB of transfer and its super easy to scale up if you need to down the road.