Neither Zen Flowchart nor SmartDraw offers a free trial.
Zen Flowchart is designed for Individuals, Freelancers, Medium Business and Small Business.
SmartDraw is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Zen Flowchart Starts at $5.90/Month whereas for SmartDraw Starts at $5.95/Month.
Some top alternatives to Zen Flowchart includes Miro, FigJam, SmartDraw, Gliffy, DrakonHub, Creately, Sankey Flow Show, Lucidchart, EDraw Max, Isoflow, Quick Diagram and diagrams.net.
Some top alternatives to SmartDraw includes Miro, FigJam, Floorplanner, Gliffy, Cacoo, Microsoft Visio, Creately, Lucidchart, EDraw Max, Quick Diagram, diagrams.net and yEd Graph Editor.