Terrastruct offers Free Trial, but UpDiagram does not.
Terrastruct is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
UpDiagram is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for Terrastruct Starts at $4.99/Month whereas for UpDiagram Starts at $5/User/Month.
Some top alternatives to Terrastruct includes Miro, FigJam, SmartDraw, Gliffy, Microsoft Visio, DrakonHub, Creately, Lucidchart, AutoCloud, Isoflow, Quick Diagram and diagrams.net.
Some top alternatives to UpDiagram includes Miro, FigJam, TeamGantt, Mindomo, MindManager, Thoughtflow, iMindQ, Gliffy, Microsoft Visio, Plectica, Lucidchart and diagrams.net.