10 Stupid iPhone Apps That Made Millions

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5. My Singing Monsters

by Big Blue Bubble:

4.5 stars, 124,338 reviews

If you haven’t tried this mindless app yet, it’s a must-download. Picture lovable little monsters pushing out their greatest groans and grumbles, all to produce a surprisingly catchy tune. The real money maker? You can buy coins to gain new monsters (or just play and earn points to gain them if you’re smart).

10 Stupid iPhone Apps That Made Millions

Kaspars Grinvalds/Shutterstock.com

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