As discussed, you can choose from many PaaS providers to host your application. The PaaS providers will differ by cost, security, applications provided (such as databases), and ease of use. As discussed, the “big 3” PaaS providers let you get started for free. As you consider PaaS providers, you should consider the following:
Cost
Performance and scalability
Security
Included applications, such as database solutions
Programming languages supported
Ease of use and administration
You to take time to try the free accounts offered by the “big 3” to deploy a simple solution such as the Hello, Cloud World! application.