article_snippet: a new app was built by architecture student Ben Rubin and was on display at this week's SXSW Festival in Austin.
article_snippet: At the moment The app is only available on iOS (pictured) but Mr Rubin has said the team is working on developing an Android version .
article_snippet: At the moment the free app is only available on iOS
article_snippet: but Mr Rubin has said the team is working on developing an Android version.