ClickUp offers Free Trial, but Tweek Calendar does not.
Tweek Calendar is designed for Individuals, Medium Business and Small Business.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Tweek Calendar Starts at $2.83/Month whereas for ClickUp Starts at $7/User/Month when yearly.
Some top alternatives to Tweek Calendar includes Todoist, Wrike, Smartsheet, Toggl Plan, Workweek, Week Plan, TickTick, Any.do, ClickUp, TinyMonth, WeekToDo and Weekrise.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.