If you're looking for alternative diagramming applications, consider:
In this deep dive, we are cutting through the Microsoft marketing jargon. Here is everything you need to know about downloading Microsoft Visio, choosing the right version, and getting it installed correctly. microsoft office visio download
Visio is considered a "niche" enterprise tool. While Microsoft 365 includes the core suite (Word, Excel, PowerPoint, Outlook), Visio is typically sold as a or a one-time purchase (perpetual license) . consider: In this deep dive
This is the modern, cloud-first approach. choosing the right version