Software-as-a-service (SaaS) companies create ready-made solutions for digital challenges. Instead of enterprises designing their own tools and applications, SaaS companies offer their products hosted in the cloud. A variety of models in the form of as-a-service have emerged in the past decade. One prominent example is Unified Communications as a Service, commonly referred to as UCaaS.
![UCaaS Explained: Guide to Unified Communications as a Service](https://blog.4psa.com/wp-content/uploads/03-UCaaS-Explained-Guide-to-Unified-Communications-as-a-Service.jpg)