Yes, both iRise and AppDemoStore offer a Free Trial.
iRise is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
AppDemoStore is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for iRise Starts at $19/Month whereas for AppDemoStore Starts at $20/Month.
Some top alternatives to iRise includes Miro, InVision, HotGloo, NinjaMock, Balsamiq, Axure RP, Wireframe.cc, Claritee, Stage and Zen Wireframe.
Some top alternatives to AppDemoStore includes Miro, NinjaMock, Balsamiq, Axure RP, Wireframe.cc, Inspireframe, Stage, Mockup Clips, Device Frames, Zen Wireframe and Mockframe by 500apps.