Use a variable to add the costs of premium features that are selected or deselected using an iOS switch component. See a video of how to do this step-by-step in this webinar: https://support.proto.io/hc/en-us/articles/115001585411-Model-advanced-prototypes-that-use-variables-part-II TAGS: variables variable math addition switch switches fire an items event

Design Credits: https://www.sketchappsources.com/free-source/2513-simple-book-app-design-sketch-freebie-resource.html

This Splash screen prototype shows a vector animation of a headphone made in After Effects. Use the Bodymovin plugin that exports a JSON file and can be dropped right into Proto.io.

Simulation of scrollable Contacts list using variables (Use of variables and 'On scroll Interactions')

Hi I tried imitating the Trello's interaction to move tiles/cards between different lists.

3 different counters using variables 1. A standard counter 2. A counter from the number of seconds the user sets 3. A countdown