NowTranslate 1.4 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. This free Mac application is a product of Taining Lu. The application belongs to Education Tools.
From the developer:
Now Translate for Safari is a translator for web pages. With this application, you can select and translate text in Safari with ease. All you need to do is right click on page to translate the entire page. Also, you can click on the "N" icon to translate what you type.
You may want to check out more software for Mac, such as PDIC Viewer, SignMyImage or Personal Lexicon, which might be related to NowTranslate.