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Neither Custellence nor OmniGraffle offers a free trial.
Custellence is designed for Large Enterprises, Medium Business and Small Business.
OmniGraffle is designed for Medium Business and Small Business.
Pricing for Custellence Starts at $25/User/Month when Billed Yearly whereas for OmniGraffle Starts at $59.99One-time.
Some top alternatives to Custellence includes Miro, FigJam, UXPressia, SmartDraw, Gliffy, DrakonHub, 10SCAPE, FlowMapp, Quick Diagram, diagrams.net, CardBoard and The Experience Manager.
Some top alternatives to OmniGraffle includes Miro, FigJam, Sketch, SmartDraw, Gliffy, Microsoft Visio, Creately, Lucidchart, EDraw Max, Quick Diagram, diagrams.net and HackerDraw.
