Free tools

Tax tools for freelancers 2026

Free calculators and overviews to help you navigate taxes. No registration, no hidden fees.

Updated for 2026No registration required9 calculators and tools

Compare net income as a Czech freelancer (OSVČ) vs employee. Covers flat-rate and actual expenses, insurance, tax credits and child allowances.

Find out if the flat-rate tax regime suits you. The calculator compares your total tax burden in both regimes and accounts for child allowances.

Add VAT to a net price or find the base and tax from a VAT-inclusive price. Current Czech VAT rates 21% and 12% for 2026.

Calculate net salary from gross. Accounts for insurance, basic credit, child allowances and employer costs.

Find out your monthly social and health insurance advance payments based on your profit. Minimum advances for 2026, main and secondary activity.

From your target net income we calculate the hourly rate you need to charge as a freelancer. Including taxes, insurance and unpaid time.

Overview of all key tax deadlines for Czech freelancers — returns, advances, reports. With warnings about penalties for late filing.

Calculate your refund from the July 2026 cut to minimum advances and flat-rate tax. See what to pay in July and how to recover the overpayment.

Find out when you become a Czech VAT payer. Two annual turnover thresholds and how much headroom you have left before registration.

Calculated? Taxorio watches it for you all year.

Invoices, expenses, VAT (DPH) and flat-rate advances automatically — you won't need the calculator anymore.