Yes, both Approval Studio and Ziflow offer a Free Trial.
Approval Studio is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Ziflow is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Approval Studio Starts at $3,999/Month when Billed Yearly whereas for Ziflow Starts at $9/Month when Billed Yearly.
Some top alternatives to Approval Studio includes PageProof, ProofQuick, ProofCafe, QuickReviewer, ReviewStudio, Workgroups DaVinci Proof, Hightail, WebProof, Coment and Proofing.
Some top alternatives to Ziflow includes PageProof, GoProof, ProofQuick, ProofCafe, QuickReviewer, WebProof, Coment, CrossCap Online Proofing, Proofing and Frame.io.