Yes, both Google Drive and FastField offer a Free Trial.
Google Drive is designed for Large Enterprises, Medium Business and Small Business.
FastField is designed for Individuals, Medium Business and Small Business.
Pricing for Google Drive Starts at $8/User/Month whereas for FastField Starts at $23/user/month when yearly.
Some top alternatives to Google Drive includes CollaborateCloud, Odrive, CloudFiles, Dropbox Business, Zoho WorkDrive, FileCloud, Microsoft OneDrive for Business, Dropbox Professional, DocUp and OpenDrive.
Some top alternatives to FastField includes Cognito Forms, Formsite, Typeform, MightyForms, 123FormBuilder, stepFORM, Microsoft Forms, GoCanvas, Jotform Mobile Forms, Forms.io by 500apps, FormLink and Formee.