I understand you're looking for a report on how to download (a language learning flashcard app) for PC (Windows 11, 10, 8) and Mac.
However, DuoCards does currently offer an official native desktop app for Windows or macOS. It is primarily a mobile app (iOS and Android) with a web version available. Download DuoCards for PC -Windows 11 10 8 Mac-
If you need offline study on a computer, consider alternative flashcard software with native desktop apps like (Windows/Mac/Linux) or Memrise (web + offline mobile only). I understand you're looking for a report on