No installation means no leftover files or registry bloat on the machine you are using. Workplace Flexibility:
Whether a portable version is "better" depends on your specific use case: End of support for Office 2013 - Microsoft Support microsoft office visio 2013 portable better
Why is 2013 specifically better than 2016, 2019, or 365? No installation means no leftover files or registry
can serve as lightweight substitutes for basic diagramming needs. Microsoft Support or see a comparison of Visio 2013 vs. the latest Plan 2 What’s new in Visio 2013 microsoft office visio 2013 portable better