Boxoft Screen OCR makes your task easy. it allows you capture kinds of language sentences contains German from PDF. you can capture anywhere on your screen, recognize every character and then save as TXT file, including placement that you can't copy with mouse, such as image, protected web page, dialog box and error message, etc.
Follow easy steps below:
Launch it by double click its desktop icon;
Select a kind of language which you want to extract;
Set a hotkey to later cut anywhere from PDF out conveniently;
Click "Capture" or use "Hotkey" to select words from screenshot;
Click "OCR", then edit text in the popup edit box;