1FAKTURA Demo: issue an e-invoice in 90 seconds

Click through a sample invoice without registering. Enter a Slovak VAT-ID — we will prefill the company from the registry; add line items and VAT rates; the output is a PDF/A-3 and UBL 2.1 XML with QR PAY for Slovak banks. The same thing you get in the full invoicing software — just without signing in. A finished invoice online in one minute.

• VAT-ID autofill from the Slovak registry

  Enter an 8-digit IČO and we fill in the company name, address, VAT-ID and tax ID. No typos in the address or the VAT-ID.

• PDF/A-3 + UBL 2.1 XML

  Invoice in Slovak styling plus a structured e-invoice per EN 16931, ready for Act No. 385/2025 Z. z. taking effect 1 Jan 2027.

• QR PAY (Pay by Square)

  The client pays by scanning the QR code in their Slovak banking app — amount, IBAN and variable symbol are prefilled.

• Slovak banks and Stripe

  Integration with 8 Slovak banks for automatic payment matching. Card via Stripe for instant cash flow.

↓ Continue to the interactive demo