A free app for Android, by si-fi apps.
Particle Simulator is an app that allows you to simulate different types of particles in the air. It can simulate anything from the simplest to the most complex, and the control is easy to use, so even if you have never done this before, you will be able to create a simulation of your own in no time.
You can also make an experiment and see how the particle behaves. It can be used for educational purposes, and it is built in a way that is easy to understand, so you can easily make a simulation of your own.
It is also possible to use it for entertainment purposes, so you can have fun creating your own simulations and playing them with your friends.