Yes, both Desktop.com and Unifize offer a Free Trial.
Desktop.com is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Unifize is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Desktop.com Starts at $8/User/Month whereas for Unifize Starts at $40/User/Month.
Some top alternatives to Desktop.com includes Anywhere, Qualified, SoWork, Workvivo, Flowall, TotalCloud, Airstack, Unifize, Toby, Paper Workspace, WorkDesk and Consider.
Some top alternatives to Unifize includes Flowist, CollaborateCloud, Genialcloud Facsys, Breakout, Qualified, Workvivo, Flowall, Pascal Workflow, Dashpivot, IFTTT and Consider.