nInvaders is described as 'The classic arcade game of Space Invaders brought to the terminal'. There are six games similar to nInvaders for a variety of platforms, including Android, Windows, Linux, Online / Web-based and iPhone. The best alternative is Form Invaders, which is free. Other nInvaders like games are Neon Space ULTRA (Paid), Space Invaders (Free, Open Source), Invaders mini (Paid) and Space Invaders OpenGL (Free, Open Source).
This App is a version of the classic arcade game Space Invaders. The player is controlled by touching different thirds of the screen; the left and right thirds move the player, and the middle third is used to fire. This Game is released under the GPL.
Space Invaders game for your Apple Watch! FEATURES • native watchOS 2 game! • move with digital crown • supports vibration! Apple Watch - • Use digital crown or tap at bottom to move and shoot. • Hit the UFO for extra bonus points!
Space Invaders OpenGL is a 2D/3D game based on the old arcade classic in which you must destroy enemy ships by shooting them up. It is developed in OpenGL under Visual C++, and is still in development.