Buy Canadian Scanner Apps Have Exploded Online. How Do You Know Which One Is Right?

Here's how Buy Canadian scanner apps did on identifying food origins

Smartphone apps promising to help shoppers identify Canadian groceries have popped up since the onset of trade tensions with the United States last year.

Buy Canadian scanner apps have exploded online. How do you know which one is right?

One app tells you a bottle of Heinz tomato ketchup is prepared in Canada, another deems it partially Canadian, while a third calls it "not Canadian-owned."