Free tools for invoicing

Quick answers for freelancers and small businesses in Germany, Austria and Switzerland. Free, no sign-up, nothing stored.

• E-invoicing obligation check (Germany)From when must your business send and receive e-invoices? Four questions, a clear timeline.
• Small-business VAT exemption checkCan you use the Kleinunternehmerregelung in Germany or Austria? Check the 2025 limits.
• VAT calculator for Germany, Austria and SwitzerlandNet to gross and back with the current VAT rates, to the cent.
• XRechnung & ZUGFeRD viewerDrop an e-invoice (XML or PDF) and read it like a normal invoice. Nothing leaves your browser.
• GiroCode generator (EPC QR code)A QR code your customers scan with their banking app to pay the exact amount.
• Late-payment interest calculator (Germany)Statutory default interest under § 288 BGB, per base-rate period, plus the €40 flat fee.