1)   TimeCore Pro 2.4.0
TimeCore is a versatile time tracking tool specializing in the capture and management of time-based data.

 2)   Commit CRM 3.6
Commit CRM - Complete Software Solution for IT/Computer Services Companies. Commit is an affordable CRM, Service, Dispatching, Contracts and Billing software solution designed specifically for computer services providers

 3)   Web TimeSheet 6.1
Web TimeSheet is the web-based time, expense, and billing solution. Differentiated by its ease-of-use, flexible configurations, and advanced automation and timesheet functionality. Simplify time keeping and time tracking for employee time sheets.

 4)   A to Z Project Billing 1.4.2
A to Z Project Billing tracks your time and expenses by Project and is used to invoice your clients. Many views are available to manage your business.