- Balsamiq will be the goto tool for wire frames when it comes to web and desktop followed by Mock plus. For wireframing and prototyping, the tools like Marvel, Proto.io, Atomic are suitable for mobile/tablets. For more info - https://www.quora.com/Mockups-Wh...
- I love the thinking behind the new version of Paper. You can draw and have it replace your poorly drawn shapes into nice rectangles, squares, and circles. This is perfect for note-taking, sketching quick ideas in a meeting, and low-fi wireframing.