Timeslips
There is currently only product that is strictly a time and billing application, Timeslips. This application has a long history. It was introduced as a DOS application long before Windows was developed. Sage software acquired Timeslips in 1994. They developed the Windows version that is still used today.
Over the years, Timeslips has added many additional features. It is still used by many solo and small law firms either as a stand-alone application or in conjunction with practice management or CRM products.
LawTech Consultants continues to support Timeslips.