BillingTracker Pro Cost: $89 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions BillingTracker Pro: BillingTracker Pro is time billing software for service industry professionals. For lawyers, accountants, consultants, and other professionals who bill for their time and services. BillingTracker Pro tracks clients, projects, time, and how much each client owes you. You can use it to create professional invoices and advanced reports. It includes a built-in timer.