> ## Documentation Index > Fetch the complete documentation index at: https://docs.altoura.com/llms.txt > Use this file to discover all available pages before exploring further. # What is a Power App? > Power Apps is a suite of apps, services, and connectors, as well as a data platform, that provides a rapid development environment to build custom apps for your business needs. Using Power Apps, you can quickly build custom business apps that connect to your data stored either in the underlying data platform (Microsoft Dataverse) or in various online and on-premises data sources (such as SharePoint, Microsoft 365, Dynamics 365, SQL Server, and so on). 3556 Power Apps is a high-productivity development platform for business apps, and has following major components: * Canvas apps * Model-driven apps * Portals what we are interested in is **Canvas Apps\ ** ## Canvas Apps Canvas apps start with your user experience, crafting a highly tailored interface with the power of a blank canvas and connecting it to your choice of more than 200 data sources. You can build canvas apps for web, mobile, and tablet applications. Canvas apps give you the flexibility to arrange the user experience and interface the way you want it. Allow your creativity and business sense to guide how you want your apps to look and feel. You can start to build your app from Microsoft tools where your data lives, such as: * From a SharePoint list * From a Power BI dashboard Creating a canvas app is easy. With Power Apps, you can find or create your app in several ways: * From data * From a sample * From a Dataverse source * From a blank canvas * Via AppSource