Thrive Solo is described as 'Revolutionary time tracking, quoting, invoicing and project management software for freelancers that is flexible, beautiful and easy to use' and is an app in the business & commerce category. There are more than 100 alternatives to Thrive Solo for a variety of platforms, including Web-based, Windows, Mac, iPhone and Android apps. The best Thrive Solo alternative is Toggl Track, which is free. Other great apps like Thrive Solo are ManicTime, RescueTime, Clockify and Cattr.