iArtbook app is a Professional painting app, based on Unlimited Layers with Blend Modes and Masks

Any brush can be used with 3 professional-level realtime technologies of calligraphy in iArtbook app : Line Delay, Rope Stabilization and Correction, combine it for best results. With 100% calligraphy the line will be very smooth even if you are drawing with your finger


iArtbook Brushes can be Dry, Glossy and Wet. There are 3 types of Wet brushes: Without Pull, With Pull and Super-Precise. Any brush can instantly became Smudge-brush with Finger instrument. Textured brushes are also supported


If you like to draw with simple round brush, there are quick settings for Hardness, Ovality & Rotation of your brush shape. Or, if you prefer realistic brushes, large Pro-Library of shapes (>1000 textures) can be used to create new brushes of any type


Apple Pencil is fully supported, including Touch Force, Tilt, Azimuth and Predicted Points. There are settings for each Pencil ability. You also can disable finger-painting, if you never use it


Gestures: 2-fingers tap for Undo and 3-fingers tap for Redo any action


For color choosing there are 2 different Color Pickers and Palettes with Gradient Mixer. Use long-pressure gesture for quick color choosing


Time-Lapse video recording is enabled by default