When Amazon launched EC2 in 2006, cloud hosting (or Platform-as-a-Service) was born. One interesting newcomer in the field of PaaS is a company called
Elastx. They provide easy Java and PHP hosting with automated scaling. Since you only pay for the actual CPU and memory usage, the service becomes very affordable. Their user interface is very simple to use and you are up and running in just a few minutes.
Click here to learn more about Elastx and their services!