Receipt scanner apps are often used by businesses and consumers to help keep track of ongoing expenses. However, some apps go above and beyond by rewarding you for making everyday purchases. Simply ...

5. Receipt Hog Most, but not all, Receipt Hog offers are available at grocery stores. To use the app, upload your paper or digital receipts, then fill out surveys.

Similarly, NetReceipts' scanner can accept any size paper receipt up to 8.5 by 11 inches.

I can’t say Piikki is the single best receipt scanner/manager in the App Store, but it can definitely get the job done—and for today, at least, you can’t beat the price.