Downloading BrainCard 1.0.2 for Mac from the developer's website was possible 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. You can launch BrainCard on Mac OS X 10.6 or later. The software lies within Education Tools, more precisely Languages. The most popular version among the application users is 1.0. The actual developer of this free software for Mac is BrainCard.
From the developer:
BrainCard is a Mac OS application that translates any word on your screen in a fraction of a second. It currently translates from French, Spanish, Italian and Chinese.
You may want to check out more software for Mac, such as Transliteration, Vocab or Translate, which might be related to BrainCard.