Neither ERD Lab nor ProcessOn offers a free trial.
ERD Lab is designed for Large Enterprises and Medium Business.
ProcessOn is designed for Individuals, Medium Business and Small Business.
The starting price of ProcessOn begins at $58.80/Year, while pricing details for ERD Lab are unavailable.
Some top alternatives to ERD Lab includes Miro, FigJam, Gliffy, Microsoft Visio, DrakonHub, Lucidchart, EDraw Max, DrawSQL, UpDiagram, diagrams.net, ProcessOn and HackerDraw.
Some top alternatives to ProcessOn includes Miro, FigJam, SmartDraw, Gliffy, Cacoo, Microsoft Visio, DrakonHub, Creately, EDraw Max, Quick Diagram, diagrams.net and HackerDraw.