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

I replicate this cool "Switching tabs" animation by talented Jokūbas- https://dribbble.com/shots/1984025-Switching-Tabs For the creation of this animation, I simply used various state transitions.

Using variables on a slider to control the Brightness and Hue of a light bulb

A Simple recreation of the Messenger bubble using Proto.io stock images. Basic functions such as drag/drop to screen corners, drag to the bottom to delete, swipe down to reveal 'contents hidden' to bring the bubble back to the screen and tap bubble to show conversation.

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

Here's the previous version of Carousel's on boarding sequence

This project simulates an automatic logout after 5 seconds of inactivity in the prototype.

A basic example of reproducing Instagram info bars behaviour. A list header floats over the list's items and remains visible at the edge of the screen until it is replaced by the next list header