The service supports more than 50 languages and as Google Translate performs the translation process, the result is quite reliable. DocTranslator requires no registration, or email address to use the service (however, Java Runtime needs to be installed). Just choose your option (MS Office file, Open Office file, PDF, Plain text, etc), select your file and language, that’s all. It’ll instantly translate to your preferred language and save it to your computer. DocTranslator website.