If you are looking for the full version of the Djjubee application, here is a comprehensive guide on what it is, the risks of using open directories, and how to find the software safely. Understanding the Search: Index of APK Djjubee Full What is Djjubee?
Apps downloaded from directories won't auto-update, leaving you vulnerable to security holes.
Unlike the Play Store, these files are not scanned. An APK named djjubee_full.apk could easily be a trojan designed to steal your data.