This is an interactive dial pad, created with proto.io. Development & original idea: https://spaces.proto.io/akisioannou Graphic design: George Prentzas

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

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.