wundertax ensures that you receive the highest possible tax refund - 1,051 euros on average!

Easier than you think! No complicated tax forms & no prior knowledge necessary.

Simple, fast, and stressfree. Complete your tax return in just 17 minutes with our help and tax tips.

Submit your tax return up to 4 years retrospectively as a traditional or freelance employee.

Receive your maximum tax refund. Our clever tax tool ensures you don't miss any deductible costs and prefills multiple lump sums.

Online & paperless. Enter your values into our tax tool and submit your data to the tax office online. No receipts necessary.

Our live tax calculator shows you your estimated tax refund as you enter your data and informs you whether you're required to submit your tax return.

Free technical support is available Mon-Sat from 9:00am to 6:30pm.

Your data is transferred according to the highest security standards via the statutory Elster interface.

Try for free! Check your estimated tax refund and only submit if fully satisfied with your results.