Customer Database
Add customers once — reuse them by selection instead of retyping on every document.
The templates, calculations and documents provided are for educational and assistance purposes only and do not replace tax or legal advice. Always review and test any result before production use. IT Smart Service accepts no liability for misuse, data loss, or legal, financial or technical damages arising from incorrect use.
Related Tools
Store your company data once — name, address, tax number/VAT ID, bank details, logo. Automatically applied to every document.
Legally compliant invoices per §14 UStG, including §19 small-business notice, reverse charge, intra-community supply, early-payment discount and rebates.
Create professional quotes with line items, discounts and a validity date — saved to your customer database and convertible to an invoice later.
Need personal support? Our team can help with anything beyond this tool.
Need personal support?
Our team can help with anything beyond the Business Center tools.