Yes, both Approval Studio and Hightail offer a Free Trial.
Approval Studio is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Hightail is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Approval Studio Starts at $3,999/Month when Billed Yearly whereas for Hightail Starts at $12/Month.
Some top alternatives to Approval Studio includes PageProof, ProofQuick, ProofCafe, QuickReviewer, ReviewStudio, Workgroups DaVinci Proof, Hightail, WebProof, Coment and Proofing.
Some top alternatives to Hightail includes ShareFile, Dropbox Business, Microsoft OneDrive for Business, Dropbox Professional, GoProof, Ziflow, Workgroups DaVinci Proof, WebProof, Dropbox Paper and Proofing.