This is a smartphone app which uses a points system to reward cafe customers who opt to bring in their personal mug.
Non-technical description:
If the customer opts out of using a disposable cup, the cashier will show a badge with a QR code. Using the app, the customer can scan this badge to earn a point. The app keeps track of the user's points.
Test QR code:
This is developed using Cordova. To test or modify, please install according to instructions at http://cordova.apache.org/docs/en/4.0.0/guide/cli/index.html#add-plugin-features
Cordova is able to export to both Android and iOS, which makes it an ideal cross-platform tool for our purposes.
Google Play link: https://play.google.com/store/apps/details?id=com.greengroup.ksc