LangOver 5.0 is freeware to helps user who work involdes typing documents in alternate languages all through the day. Sometimes when user tried to type in one language, the result was in another language. That’s because the keyboard layout was in a wrong language, and user forgot to use Alt+Shift. In this case LangOver will help you to avoid this mistake. With LangOver 5.0 you’ll be able to convert your text quickly between languages in one single click
LangOver 5.0 is really lightweight to run. When LangOver 5.0 is running, you just need to press F10 for any text that you have typed to be fixed, and the characters to be replaced with the right ones. And additional keyboard commands that you can use include one for translating the text in its entirety using Google Translate (Ctrl + T), and also search in Google Search (Ctrl + G).
You can also use Shift+F10 to chance case characters (lower or upper) or F6 to reverse a sentence.
Credit to: langover.com