What are some alternatives?
ResourceGuru - The fast, simple way to schedule people, equipment and other resources online
Acuity Scheduling - Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.
When I Work - When I Work is an employee scheduling and communication app using the web, mobile apps, text messaging, social media, and email.
Doodle - Make meetings happen. With Doodle, scheduling becomes quick and easy.
Ganttic - Resource scheduling and management. Multi-project planning.
YouCanBook.me - YouCanBook.me is a cloud-based service which allows your customers to schedule appointments and make bookings.