Inspiral creates breathtaking, geometric line drawings using a clever system of interlocking gears. You'll be delighted and surprised as complex, captivating designs emerge under your fingertips. Features: • No ads • 150+ gears, including circles, ovals, triangles, squares, pentagons, rings, beams, and a variety of unusual shapes • Drag gears to draw, or let auto-draw do it for you • Large variety of pen styles • Custom pen and canvas colors • Rotate gears in-place tooth-by-tooth for precision drawing • Select from over 5000 pen holes • Zoom, pan, and rotate the canvas using intuitive multi-touch gestures • Rotate and move the fixed gear, or lock it into place • Snap fixed gear back to previous positions • Infinite undo/redo • Multiple canvas sizes • Crop and rotate your masterpiece before saving or sharing • In-app help documentation (also available online: https://inspiral.nathanfriend.io/help/)