ClickUp offers Free Trial, but ozma.io does not.
ozma.io is designed for Medium Business and Small Business.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for ozma.io Starts at $25/User/Month when Billed Yearly whereas for ClickUp Starts at $7/User/Month when yearly.
Some top alternatives to ozma.io includes Thryv, monday sales CRM by monday.com, Pipedrive, Zoho CRM, Vendasta, ClickUp, Freshsales, Salesforce, Keap, SimpleCRM, CRM.me, Easy Simple CRM, Second CRM, SalesUp! CRM, DigitalCRM.com, BizPlus CRM and CRM.io by 500apps.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.