1, the fitness equipment in the park, has a simulated walking machine with two pedals, and the mobile phone keeps shaking on it, which is equivalent to walking and can increase the number of steps.

2, simple pendulum movement, you can hang the phone on the simple pendulum, let the phone swing by itself, and increase the number of steps.

3. Get a small fan, hang a rope under the fan blade and tie a mobile phone to keep shaking.