Hi there! I would like to share with you the latest version of Spotify prototype. Now you can listen to music while browsing the prototype.

Custom Android KitKat Scrollable Tabbar

App Description: Win stuff by telling companies what you want. If you want to give feedback via a surveymonkey survey you'll be entered into a draw for a $50 gift card of your choice. https://www.surveymonkey.com/s/WKDK9PS Cheers, Justin

An as close as possible copy of the IFTTT onboarding experience. This prototype is also made in 4 other tools (Pixate, Origami, Framer & Form) to compare the differences between them. More info: http://medium.com/sketch-app-sources/five-app-prototyping-tools-compared-form-framer-origami-pixate-proto-io-c2acc9062c61 Original app: http://appstore.com/IFbyIFTTT

A mobile app that aggregates pricing data for video games to help the user find the best deal possible. This was created as a project for a class on prototyping techniques.

My first app for application idea contest in Kungbuk, South-Korea.

Hello, I ca't seem to get this working, so I made it a challenge: Photoshop-like dynamic zoom with Right-Mouse-Button Drag with Left Mouse Button - To Pan in all directions - Make sure Inertia still works Drag with Right Mouse Button - To the right to zoom in - To the left to zoom out Extra points - Realtime fluent zooming - Center the zoom around the first point you click on with the mouse I am very curious as to if this is possible... regards, Koen van NIekerk