Yes, both Chartmat and Appenate offer a Free Trial.
Chartmat is designed for Individuals, Medium Business and Small Business.
Appenate is designed for Large Enterprises and Medium Business.
Pricing for Chartmat Starts at $14/Month whereas for Appenate Starts at $9.90/User/Month when Billed Yearly.
Some top alternatives to Chartmat includes Quick Base, Betty Blocks, Bubble, Kintone, Appenate, Quixy, airSlate, Appy Pie, AppMaster.io and Thunkable.
Some top alternatives to Appenate includes Quick Base, Nwicode, NoCodeZ, Zeroqode Lab, Appy Pie, Zeroqode, 2OS App Builder, DrapCode, Codeless, Code2 and NoCodeAPI.