Infinite Painter is one of the most feature-packed apps for digital artists, with dozens of brush presets and the ability to create your own, along with layers, blending, editing tools and more, plus the option to export your images as JPEG, PNG, PSD or ZIP. It has detailed tutorials and guides and a simple user interface. Its superior tools, brushes and interface help import and export PSD layers and add images from the gallery / web. Advanced features are not free.
Android: http://bit.ly/2AvHWa6 iOS:https://apple.co/2SBkAGZ