Higher end devices are HIGHLY RECOMMENDED for smooth operation.

Fractals cellular automata and OpenGL ES shaders. 100% free without any ads.

See the following page for instructions
http://softology.com.au/android/voc_android.htm

Supported modes are

Buffalo Fractals
Burning Ship Fractals
Mandelbrot Fractals
Newton Fractals
2D Cellular Automata
2D Cyclic Cellular Automata
OpenGL ES Shader editor with syntax coloring and 2800 example shaders