Clik - Clik Service helps field service industries organise every aspect of their business. The most important features include scheduling engineers, creating bespoke reports, invoicing, managing customers, raising job sheets and tracking stock.
Time Slot Booking Calendar PHP - Time Slots Booking Calendar PHP for online appointment booking and class scheduling.
Tradify - Tradify is a Job Management software for the trade contractor it can track every job from quote to invoice, helps to stay on top of workflow by tracking the jobs and team at all times.
Pulse 24/7 - Booking & scheduling mobile app for service providers
ServiceM8 - ServiceM8 (Service Mate) is cloud software that allows you to manage any service business. Manage jobs, produce mobile quotes and invoices on the go. Get Control.
Dudle - Dudle is an online scheduling application, which is free and open source.