Paperspace VPS Provider - with GPU Prices
Paperspace seem to be partnered with DigitalOcean in some way, as they also link you to DigitalOcean droplets.
If you are curious about Paperspace, to satisfy your curiosity you will need to give them your:
Credit Card details
It is a bit invasive, I think. Here are some of the deals they have for a VPS for just a CPU and also with GPU.
Paperspace has been around a long time, I have used them for years. The nice thing about their droplets is when you're not using them they shutoff. So if you just need a Windows Desktop for a few minutes a day, you can use Paperspace.
I don't think I'd use them for Cloudron, it would be very expensive to keep them on all the time.