Accounting Software That Stays Yours, Wherever You Do Business
WDI Billing is invoicing and accounting software built country by country, not retrofitted from a single market. Every country edition below follows that country's own VAT rules, e-invoicing mandates, and reporting formats -- and your data stays under your control, not locked into someone else's export format.
Choose Your Country
Each country edition is built for that market's own compliance rules, not adapted from a generic template. Pick yours below.
- United Kingdom -- Making Tax Digital (MTD) VAT filing built in.
- Ireland -- ROS-ready VAT3 returns and Revenue e-invoicing.
- Germany -- DATEV export and XRechnung/ZUGFeRD e-invoicing.
- Austria -- Built for EPU, Kleinunternehmer, and small GmbH.
- Switzerland -- Native Swiss QR-Bill, data hosted in Switzerland.
- Netherlands -- BTW-aangifte and KOR small-business rules.
- Belgium -- Peppol-compliant e-invoicing, mandatory since 2026.
- Luxembourg -- Peppol B2G e-invoicing and fiduciaire export.
- Finland -- ALV reporting built for sole traders and small firms.
- Norway -- EHF invoicing and one-click SAF-T export.
- Sweden -- SIE4 export so you're never locked to one tool.
- Poland -- Built around the mandatory KSeF e-invoicing system.