Neither Zen Flowchart nor ProcessOn offers a free trial.
Zen Flowchart is designed for Individuals, Freelancers, Medium Business and Small Business.
ProcessOn is designed for Individuals, Medium Business and Small Business.
Pricing for Zen Flowchart Starts at $5.90/Month whereas for ProcessOn Starts at $58.80/Year.
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 ProcessOn includes Miro, FigJam, SmartDraw, Gliffy, Cacoo, Microsoft Visio, DrakonHub, Creately, EDraw Max, Quick Diagram, diagrams.net and HackerDraw.