Changio is a new app for Canadians to earn points, by buying groceries, scanning products and much more. You also can earn points when you have friends to sign up.
The app looks great and has a lot of opportunities to earn points
Check out the #changio app to earn cash rewards: http://www.changio.com/?ref=
If you want you can use the invite above and you can sign up on the website and then later you can download the app and sign in with your account.