I watched my sister scan her grocery receipt with her phone after every shopping trip. I assumed she was tracking expenses. She was not — she was getting money back. Real cash, deposited to her PayPal, for groceries she was already buying. For two years I had been leaving free money on the table.

The Receipt-Scanning Apps

Apps like Fetch, Ibotta, and Receipt Hog give you points or cash for uploading pictures of your receipt. They partner with brands who pay for the data — your grocery purchase patterns are valuable to marketers, and they pay you a small cut for access.

Fetch is the simplest: scan any receipt, get points, redeem for gift cards. No selecting offers beforehand. No scanning barcodes. Just take a photo and you get points. Ibotta requires selecting offers before you shop, which is slightly more work but pays more per transaction. Receipt Hog pays the least but accepts literally any receipt — groceries, gas, clothing, restaurants.

How Much You Actually Get

I have been using Fetch for six months. I earn about $8 to $12 per month in gift cards — Amazon, Target, Starbucks. It is not life-changing, but it is $100-$150 a year for taking photos of receipts I would throw away anyway. The time investment is maybe 30 seconds per receipt.

If you stack all three apps and scan every receipt, you can get $200-$300 a year. For five minutes of effort per week, that is a solid return.

Credit Card Cash Back Stacking

On top of receipt apps, check if your credit card offers bonus cash back on groceries. The Amex Blue Cash Preferred gives 6% back at U.S. supermarkets. The Chase Freedom Flex rotates 5% categories that include groceries. Combined with receipt apps, you are getting paid twice for the same transaction.