Here is a list of 20 popular money-making apps:

1. Swagbucks
2. Survey Junkie
3. InboxDollars
4. Ibotta
5. Dosh
6. Robinhood
7. Acorns
8. Stash
9. Fetch Rewards
10. Vindale Research
11. MyPoints
12. Cash App
13. Venmo
14. Lyft
15. Uber
16. DoorDash
17. Instacart
18. TaskRabbit
19. Postmates

Keep in mind that these apps have different earning potentials, and some may require a significant time investment, while others may only offer small amounts of money. It’s essential to thoroughly research and understand the terms and conditions of each app before using it to make money.