Yes, both GuestSend and Portal offer a Free Trial.
GuestSend is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Portal is designed for Large Enterprises, Medium Business and Small Business.
Pricing for GuestSend Starts at $24/Month whereas for Portal Starts at $10/Month.
Some top alternatives to GuestSend includes Filemail, Portal, Qualified, ClientVenue, Workvivo, ClientTable, PortalsXpress, OfficeFiles, SendSecure.io, IFTTT, SMAC Cloud and SafeRequest.
Some top alternatives to Portal includes Etlworks Integrator, Stitch, Matillion ETL, Fivetran, Blendo, Panoply, Actian DataConnect, ETLrobot, Conduit and People to Notion.