Marketcircle today announced the release of Billings 2, its software designed for the needs of Mac-based business and creative professionals. Billings 2 tracks time and expenses, and creates detailed, customized invoices, project estimates, and reports. Features include: a built in set-up assistant; fully-customizable templates for estimates, invoices, and envelopes; a menu-bar timer to control Billings 2 without interrupting work; a fully customizable sales tax/VAT system; automatic deduction and display of down-payments on outgoing invoices; and more. Billings 2 is priced at US$59, and a 21-day free trial is available.