CardBoard offers Free Trial, but Gleek does not.
CardBoard is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Gleek is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for CardBoard Starts at $8.50/User/Month when Billed Yearly whereas for Gleek Starts at $9.95/Month.
Some top alternatives to CardBoard includes Collaboard, Miro, FigJam, StoriesOnBoard, SmartDraw, Gliffy, DrakonHub, FlowMapp, diagrams.net, FeatureMap, Board and HackerDraw.
Some top alternatives to Gleek includes Miro, FigJam, Gliffy, QuickDBD, Lucidchart, DrawSQL, DrawERD, Quick Diagram, diagrams.net, yEd Graph Editor, Designer and ERD Lab.