Software as a service is a software delivery model in which applications are hosted and managed in third-party data centers instead of being installed on the client machine. Cloud-based software is delivered to users through the Internet. Most cloud-based software is provided by SaaS providers (such as Microsoft Office 365). SaaS providers host applications in a public cloud,

which means that the provider offers a collection of software solutions to consumers at no cost. A SaaS provider is paid only for maintenance and upgrades, not for providing the software itself. Instead, Tech contracts legal fees the SaaS providers charge per user, per month. SaaS models often provide additional features and functionality beyond traditional software packages, and thus attract some users who prefer these models.

Cloud based software is used by all business sector regardless of the size. The main advantage of using cloud based software is that it does not require the purchase and installation of software. The user is required to sign up and pay a nominal fee to access the services.

The payment of this fee will allow the user to use the software. This software is designed for a large number of customers. One can easily manage their own accounts. It is advisable to avoid using software that is not compatible with the internet and its operating system.