Billing Boss is a free online invoicing software designed for small businesses and freelancers to create, send and track the status of invoices.
Take advantage of advanced features like recurring invoices and quotes, upload your company logo, manage your customers from a centralized list and feel free to invite your accountant/bookkeeper to access your Billing Boss transactions anytime.
The data is encrypted and stored in a state of the art facility with regular backup. It uses 256-bit AES encryption to transmit your data. A mobile version is available and can be accessed on your iPhone, Blackberry or Android.