With Billy you can save your receipts clearly on the phone.Thus, you have no annoying mountains of evidence lying around, but everything collected in Billy. Features: - Scanning the QR code of Austrian cash register according to RKSV (Cash Register Security Order)- Manual entry of documents without QR code- If possible, the dealer determines the QR code- Suggestions for already known dealers.- CSV export- Statistics- Own categories and accounts- Multi-device suitable