A simulation of a shopping cart project. Add remove products to a pre-set shopping cart (Use of variables and States)

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

This is an example of a sign in screen that validates a username and a password. Feel free to import this fully editable project into your own account for use in your prototypes. Use the following to successfully sign in and proceed to the next screen User Name: john Password: proto.io

Setting up a calendar event using Proto.io Templates and Variables