Yes, both Quick Base and Intervals offer a Free Trial.
Quick Base is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Intervals is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for Quick Base Starts at $35/user/month when yearly whereas for Intervals Starts at $29/Month.
Some top alternatives to Quick Base includes Smartsheet, Internal, Caspio, Microsoft Power Apps, Flowfactory, Undaku, OptimumHQ, CitizenDeveloper and The m-Power Development Platform.
Some top alternatives to Intervals includes Quickbase , Smartsheet, ClickUp, Zoho Projects, TimeTracker App, Tick, TimeTrack, Time Track Bill, TimeControl, Wrike, Track My Work, Teamwork, ProjectManager.com, ProWorkflow, Quick Base and TaskBlast.