What are some alternatives?
When comparing ClickTime and Time Doctor, you can also consider the following products
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
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.
TimeCamp - Time tracking and project management software for freelancers and companies.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
Pomodone - Pomodone is the easiest way to track your workflow using Pomodoro technique, on top of your current task management service.
Futuramo Time Tracker - Futuramo Time Tracker is a time tracking solutions designed for freelancers and teams.