Marketcircle today announced the release of Billings 1.1, the latest version of the company’s application designed for the professional who tracks and bills detailed time. Billings can be used to quickly create great looking estimates, effortlessly track time from any application, and easily generate professional invoices for billable time, expenses, and mileage. Version 1.1 features more than 25 improvements including international currency and western European character support, a new estimate and invoice style, improved keyboard access, and other user interface and stability improvements. Billings is available at an introductory price of US$39.00, and requires Mac OS X 10.3.5 or higher. A free 21-day trial is also available.