Infrastructure as a Service (IAAS)-
Platform as a Service (PAAS) –
PAAS provides you a platform for creating, running, and managing all your applications without acquiring and maintaining the cost of infrastructure that is necessary for creating as well as launching an app.
Software as a Service (SAAS) -
SAAS allows you to host your software application over the internet and you don’t have to install or run an application on your data or computers.