++SQL Invoices is an extensive and very easy to use invoicing program for VAT payers and entities exempt from VAT. It enables convenient recording of sales, allowing the entrepreneur to issue VAT invoices, simplified invoices, pro-forma invoices, margin as well as advance, final and corrective invoices, bills and receipts. The application allows you to handle invoices in foreign currencies, and the database of exchange rates is automatically updated by the program on the basis of data provided by the National Bank of Poland.

Moreover, ++SQL invoices are additionally equipped with functions verifying the correctness of NIP, REGON, PESEL and IBAN bank accounts. The application allows you to print issued sales documents - including collective printing e.g. at the end of the month, and automatically prepares bank transfer orders and allows you to save invoices to PDF files.

In the ++FaktuurySQL program, there were also functions of a file of contractors, goods and services, as well as a module of statistics and reports, giving the possibility of a comprehensive analysis of the conducted business activity.