Cxxdroid is the easiest to use educational C and C++ development environment for Android.

Functions:
- Offline C/C++ Compiler: No internet required to run C/C++ programs.
- Package manager and customizable repository with ready made packages for common libraries like Boost, SQLite, ncurses, libcurl etc.
- Graphics libraries such as SDL2, SFML* and Allegro* are also available.
- Ready-made examples for faster learning.
- Full featured terminal emulator.
- C/C++ interpreter mode (REPL)