+Software as a Service (SaaS) delivers applications over the internet as a [service](/wiki/Service). Users access these [web applications](/wiki/Web_Application) via a browser, typically on a subscription basis, without needing to manage the underlying infrastructure. This model centralizes software maintenance and updates.
+## See also
+- [Subscription](/wiki/Subscription)
+- [Cloud Computing](/wiki/Cloud_Computing)
+- [PaaS](/wiki/PaaS)
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