Yes, both SyncSketch and Hightail offer a Free Trial.
SyncSketch is designed for Large Enterprises, Medium Business and Small Business.
Hightail is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SyncSketch Starts at $6.80/Month when Billed Yearly whereas for Hightail Starts at $12/Month.
Some top alternatives to SyncSketch includes Ziflow, ProofCafe, QuickReviewer, ReviewStudio, Workgroups DaVinci Proof, Filestage, WebProof, Coment, MediaMarkup 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.