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Free tools for freelancers

Check a client’s VAT number, test an e-invoice before you send it and work out the rate you need. Free and without an account.

EU VAT number checker

Check a VAT number against VIES and see the registered name and address.

Check a VAT number

E-invoice validator

Test an XRechnung, ZUGFeRD or Factur-X invoice (XML or PDF up to 2 MiB) and get a plain-language technical report.

Test an e-invoice

Hourly rate calculator

Work out the hourly and day rate you need from your target income, costs, days off and billable share.

Calculate your hourly rate

Customers, offers, time tracking and e-invoices in one tool. Start free, no card needed.

Create invoices with yourtinyoffice