SignIn 

Computerized employee locator replaces the office manual sign in/out board. The shared database is queried every 10 to 60 seconds to update employee status. Information displayed includes name, in/out, return date/time, location, and remarks.
employee locator sign in sign out signin/out signin board

Radix 

Radix enables you to manage customer information and resolve issues more efficiently by providing a centralized interface for contact management, customer service, time tracking, and electronic communication. Free for personal use.
help desk knowledge base time tracking contact management appointment scheduling expense tracking client invoicing crm pim