SaaS provides access to new features and versions as soon as they’re available. SaaS providers upgrade features and add functions in real time, several times a week, often without customers even noticing. They can even upgrade the interface and user experience without disrupting the customers’ work. With traditional on-premises software, frequent upgrades are so costly and disruptive that customers might wait months for the feature to appear in a new version (if they don’t choose to skip some upgrades altogether)., Software as a service (SaaS) is a cloud-based software delivery model in which providers host applications and make them available to users over the internet. SaaS users typically access applications by using a web browser or app., SaaS is a cloud-based software delivery model where individuals or organizations subscribe to applications rather than purchasing and installing them locally. Customers access software over the internet, typically through a web browser, while the cloud service provider manages the underlying infrastructure, security, maintenance, and updates..