What are some alternatives?
Timesheets.com - Time Tracking for Payroll and Billing
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.
Bitrix24 - Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Avaza - Beautiful Projects, Timesheets, Expenses, Quotes & Invoices for Small Businesses
TimeCamp - Time tracking and project management software for freelancers and companies.