BACS.IP

BACS.IP is a modern electronic funds transfer solution for the payment and collection of funds. It allows companies to collect funds from their customers' bank accounts, and to transfer funds to their employees and suppliers.
BACS.IP For Free is just what it says it is - a FREE solution.

There is no initial cost and it comes with one year's free licence and support. There is a nominal annual licence fee for the second and subsequent years which includes support (telephone and email) and maintenance.