Nkeag Android Nuclide Explorer is an educational reference app developed by Roeug that provides a comprehensive map of about 3000 known isotope states. The app includes all stable nuclei and known radioactive nuclei, both naturally occurring and manmade, along with their decay properties. The data is loaded from a binary file installed on the device, and no internet or phone connections are required.

The app is a great tool for students, researchers, or anyone interested in nuclear physics. It provides a user-friendly interface that allows users to search for specific nuclides and view their properties. The app is easy to navigate and provides detailed information on each nuclide, including its half-life, decay mode, and decay energy.

Overall, Nkeag Android Nuclide Explorer is a useful and informative app for anyone interested in nuclear physics. Its comprehensive nuclide map and user-friendly interface make it a great tool for students and researchers alike.