Yes, both Centige and Quick Base offer a Free Trial.
Centige is designed for Large Enterprises, Medium Business and Small Business.
Quick Base is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Centige Starts at $16/User/Month when Billed Yearly whereas for Quick Base Starts at $35/user/month when yearly.
Some top alternatives to Centige includes Quick Base, Nwicode, NoCodeZ, Appy Pie, 2OS App Builder, DrapCode, Codeless, Code2, CitizenDeveloper and WeLoveNoCode.
Some top alternatives to Quick Base includes Smartsheet, Internal, Caspio, Microsoft Power Apps, Flowfactory, Undaku, OptimumHQ, CitizenDeveloper and The m-Power Development Platform.