"For the most part, these apps are fairly safe. If you download them from the iTunes store or Google Play Store you have a few more built-in security measures," Miliefsky said.

Is scanning your receipts safe?

Is Fetch Rewards Legitimate? Fetch Rewards is a safe and legitimate company that awards real gift cards for points that you can collect for free, just by scanning your shopping receipts. Points may expire on your account if it is inactive for 90 days.

How do receipt scanning apps make money?

Some of these apps work by letting shoppers search for offers or deals from their favorite retailers, and then uploading receipts showing the purchase of these items. Within 48 hours of uploading these receipts, shoppers receive cash back for qualifying purchases.