Front2Bax vs SlimPay

Front2Bax is self-hosted Windows software for organisations transmitting electronic transactions to Bacs. It supports Bacs Direct Debit collections and Direct Credit payments, including employee salaries and supplier payments. The software can process AUDDIS Direct Debit Instructions and generate them automatically when needed. Input can come from ASCII accounting files, Excel or simple text files, with tailored schemas for payroll systems or Excel. Installed directly on customer systems, it keeps payment data within the customer’s IT environment according to its maker. Supported systems include Windows 10 or 11, 64-bit recommended, or equivalent Windows Server versions. Microsoft SQL Server 2014 or later is required, with SQL Server 2019 Express recommended, and broadband is needed for Bacs transmissions. Users must hold their own Service User Number. The maker states there is no limit on copies, clients, transactions or users. Email and telephone support is included throughout the year. Standard Bacs User costs £650 a year; Bacs Bureau User costs £1,200 a year, both with no transaction fees.

SlimPay helps businesses automate recurring payment collection through account-to-account payments, direct debits, and open banking services. It supports subscription and invoice payments, along with direct-debit payment method updates. Customers can sign SEPA mandates digitally using a checkbox or one-time password. Supported schemes include SEPA Direct Debit CORE, SEPA Direct Debit B2B, and SEPA Credit Transfer; the service handles euro direct debits and credit transfers for countries within the SEPA jurisdictional scope. Merchants can integrate through a REST API or use File Transfer for batch processing. Checkout can be added to websites and mobile applications using pop-in, redirection, or iFrame options. Payment management is available through a Dashboard, API, or file transfer interface, and failed direct debits can be retried manually or automatically. SlimPay says it is authorized and supervised by France’s ACPR as a payment institution and that its servers are in the European Union with Amazon Web Services. Pricing is available on request, and production accounts require validated pre-production tests and completed KYC.