Yes, both Basecamp and PBXDom offer a Free Trial.
Basecamp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
PBXDom is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Basecamp Starts at $15/user/month when monthly whereas for PBXDom Starts at $32.50/Month when Billed Yearly.
Some top alternatives to Basecamp includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Trello, Wrike, TeamGantt, monday.com, Asana, Teamwork, ProjectManager.com, Quick Base, Project.co and Notion.
Some top alternatives to PBXDom includes PhoneWagon, Calltracks, CallView 360, TeleCapture, Analytic Call Tracking, Caller Insight, PbxDrive, TrackBiz, Call Dynamics and Callation.