By this time of year, many of us have had our fill of shopping. However, if you’re still interested in frequenting your favorite stores—and you’re looking for ways to revive your bank account after a holiday spending spree—many apps exist that allow you to make money as a secret shopper (also sometimes called a mystery shopper or undercover shopper).
One such app is iSecretShop, which offers a way to access dozens of mystery shopping agencies in one place. We ranked iSecretShop number one in our list of the best secret shopping apps in January 2026. Read on to find out how this app works (including how it handles payments) and what to expect when you use it.