Single Touch payroll software for your business or tax professional practice. cost-effective STP2 for small employers. our online payroll solution for small business is designed for small employers that don't need expensive payroll software but do need an easy and economical solution for payroll and STP2 lodgments. if you choose to STP reporting module Annual cost is only $99 GST inclusive, for unlimited lodgments and unlimited employees. incase you are an Business ledger for that Annual cost is $149 GST inclusive, for all lodgments.