Aldi (or Lidl) every year sell a Tax Prep software for 5 euros. Our in-laws buy a copy, install it, then pass it on to us (same key works on multiple PCs). The

Aldi (or Lidl) every year sell a Tax Prep software for 5 euros. Our in-laws buy a copy, install it, then pass it on to us (same key works on multiple PCs). The software's UI could use some...clarity in certain places but it is incredibly full-featured. We've been happily using it to file our German taxes for years.