Yes, both Rexpad and Papermind offer a Free Trial.
Rexpad is designed for Individuals, Freelancers, Medium Business and Small Business.
Papermind is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Rexpad Starts at $4/Month whereas for Papermind Starts at $19/Month.
Some top alternatives to Rexpad includes Collaboard, Infolio, CollaborateCloud, Airtable, ClickUp, Collabee, CoLab, Papermind, Collabtools, Jamboard and Witeboard.
Some top alternatives to Papermind includes CollaborateCloud, Airtable, ClickUp, Collabee, Portway, Slite, Slack, Glip, Appinall, Teams.cc by 500apps and Witeboard.