Hightail offers Free Trial, but WebProof does not.
Hightail is designed for Large Enterprises, Medium Business and Small Business.
WebProof is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Hightail Starts at $12/Month whereas for WebProof Starts at $10/User/Month.
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.
Some top alternatives to WebProof includes PageProof, GoProof, Ziflow, ProofQuick, ProofCafe, Workgroups DaVinci Proof, Hightail, Coment, ProofStuff and Proofing.