A proof-of-performance verification system may include a receipt processing facility that receives a receipt image, wherein the receipt processing facility optionally enhances the receipt, converts the receipt image to text, and matches the text to a product or service description in accordance with a terminology database, a proof processor that electronically matches a user-selected reward offer against the product or service description to facilitate offer redemption, and at least one of a payment facility that distributes the offer redemption funds and a rewards facility that communicates incentive rewards to a central location. Related user interfaces, applications, and computer program products are disclosed.