Sure, here are five popular apps that could help you make money quickly:

1. Uber and Lyft: If you own a car, then you can sign up as a driver with Uber and Lyft as a way to earn extra cash by providing transportation services to passengers.

2. Swagbucks: Swagbucks rewards users for completing simple online tasks like taking surveys, watching videos, and shopping. You can then redeem the points you earn for gift cards or cash payments.

3. TaskRabbit: This app allows you to earn money by performing various tasks for other people in your local area, such as running errands, cleaning, or assembling furniture.

4. Survey Junkie: This app pays users for completing online surveys for market research purposes. You can cash out your earnings once you reach a minimum balance.

5. Airbnb: If you have an extra room or space in your home, you could rent it out on Airbnb and make some extra money as a host.