Yes, both Proofing and Filestage offer a Free Trial.
Proofing is designed for Individuals, Medium Business and Small Business.
Filestage is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Filestage begins at $19/User/Month when Billed Yearly, while pricing details for Proofing are unavailable.
Some top alternatives to Proofing includes Infolio, PleaseReview, PageProof, QuickReviewer, ReviewStudio, Filestage, WebProof, Coment, MediaMarkup and Collabtools.
Some top alternatives to Filestage includes PageProof, GoProof, Ziflow, ProofCafe, QuickReviewer, Workgroups DaVinci Proof, WebProof, Coment, MediaMarkup and Proofing.