Ibotta: By scanning receipts from regular purchases, users of the cashback app Ibotta can earn money. Gaining cash back on groceries, clothes, and other items is simple thanrummy with cashks to the app's partnerships with numerous brands & retailers. 3. TaskRabbit is an app that provides users with local tasks and errands to perform in exchange for money. It is a task-based earn money platform. This offers a flexible way to earn money on your own schedule and could involve anything from grocery shopping to furniture assembly. 4.