The program I can refer you to that is a bit easier to learn then Maya is Blender. Latest full version as of writing this article is 2.81
I will give you link here for the tutorials. This is Aquarius Tranquility writing this article I am in learning phase but you can ask me for some basic assistance and if I know how I can hep you.
For the Blender download:
Blender tutorials (first link is by Blender themselves) there are many tutorials on youtube: