Microsoft
Approval Studio offers Free Trial, but Slope does not.
Approval Studio is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Slope is designed for Large Enterprises and Medium Business.
The starting price of Approval Studio begins at $3,999/Month when Billed Yearly, while pricing details for Slope are unavailable.
Some top alternatives to Approval Studio includes PageProof, ProofQuick, ProofCafe, QuickReviewer, ReviewStudio, Workgroups DaVinci Proof, Hightail, WebProof, Coment and Proofing.
Some top alternatives to Slope includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, TeamGantt, Teamwork, ProjectManager.com, Microsoft Project, Slenke, TaskBranch, Quick Base, Today, Sensive, Height and Project Insight.