FiftyThree’s drawing iPad app Paper has so far been pitched as a creative drawing tool, but the company now thinks it might have appeal for business presentations too. The latest version adds a Diagram tool that lets you create objects like shapes, arrows and lines, which the app keeps neat and tidy while retaining the hand-drawn look.

Think Kit is here! Now Paper gives you the power to create diagrams, charts, and wireframes at the speed of thought. Think Kit adds three new tools—Diagram, Cut, and Fill. Powered by the Intention Engine™, Think Kit helps you quickly create powerful, personable graphics to express any idea, and continue seamlessly into your favorite presentation app.

Your roughly-drawn shapes get turned into neat versions automatically when the Diagram tool is selected, and you can drag shapes to move or duplicate them. A Smart Fill function lets you add color, keeping it constrained to your shapes …  expand full story