Procreate by
Savage Interactive is the best power-drawing and painting tool I've used on the iPad and it's just hit version 2. Included in the update is 64-bit support for iPhone 5s, iPad Air, and Retina iPad mini, as well as an all new, all iOS 7 icon and design. There's also an improved gallery, and even better - new GPU-acclerated filters like Gaussian Blur, Sharpen, Noise, Hue, saturation & brightness, Color Balance (Highlights, Midtones, Shadows), and Curves (Gamma, Red, Green, Blue).
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