Simple In/Out - Simple In/Out is a tracking-based office management solution that automatically updates the in/outboard when an employee walks in or goes out of the office with their phones, developed by Simply Made Apps.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
FlexiServer - FlexiServer Employee Management Software is ideal for managers and HR tracking remote employees & monitoring staff productivity, computer use and attendance.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
CleverControl - Cloud-based software for remote employee monitoring and control
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.