Shift Schedules Random Tasks for 100 People The Rtasks Excel spreadsheet randomly schedules up to 100 people to up to 100 tasks. Multiple tasks are assigned to an individual if necessary to provide the number of people requires for each task. It is an ideal tool for use in managing volunteers. The spreadsheet produces individual and group schedules. Microsoft Excel or compatible spreadsheet program is required. During the free trial period restrictions apply with respect to schedule start dates and the number of schedules displayed. Spreadsheets for other scheduling applications are available at the website.