Accelerometers and gyroscopes in modern devices are probably the things that have contributed to much of the popularity of iOS devices. Many people still play Doodle Jump, a game where you control a character that jumps on platforms, and is controlled by tilting your device.

Accelerometer controls have many advantages, which are as follows:

  • You don't clutter the screen with game controls
  • You don't need to cover the (already small) screen space with fingers while playing your game
  • The accelerometer controls can imitate real-life interactions—such as a car steering wheel
  • With new hardware (gyroscope) available on the latest devices (starting with iPhone 4), you get precise data about the device's position, which leads to smooth controls ...

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