Question about some sample videos on Youtube

Job ID: 34453045

Budget: $10 – $30 AUD

Hi All,
I have 2 video links as per below: Does anyone know how they are created? which program/software is used to simulate those motors?
- https://www.youtube.com/watch?v=iSR80gkbvCg&t=50s
- https://www.youtube.com/watch?v=vqiVJH4gsT0