Neither Zen Wireframe nor MockupTiger offers a free trial.
Zen Wireframe is designed for Large Enterprises, Medium Business and Small Business.
MockupTiger is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Zen Wireframe Starts at $9/User/Month whereas for MockupTiger Starts at $7.41/Month when Billed Yearly.
Some top alternatives to Zen Wireframe includes Miro, NinjaMock, Balsamiq, Axure RP, Wireframe.cc, Wirify, Inspireframe, Claritee, Stage and Lightning Builder.
Some top alternatives to MockupTiger includes Miro, UX-App, Justinmind, UserX, Balsamiq, Moqups, Axure RP, Wireframe.cc, Claritee, Uizard and Zen Wireframe.