Here’s a collection of some awesome Free Digital Art Brushes. Some of these brushes for Procreate and Photoshop are preview brushes of a bigger brush pack. Other brushes are stand alone or part of a digital art tutorial on my YouTube channel.

Free Palm Tree brushes for Procreate and Photoshop
Free Wolf Brushes
Free Pine Tree brushes for Photoshop and Procreate
Free cloud brush for Procreate
Free digital art brushes for Photoshop
Free digital art brush to create fur
 
Photoshop sketch brush for free

If you are having trouble importing your brushes or brushsets into Procreate, then I can help you out. Just check out this article about how to install brushes into Procreate.