You can get paid to test apps and write reviews.

How can you make money testing and reviewing apps? A valid question... To understand why, we first need to understand the amount of money spent in the app market. A recent report from research firm Gartner estimates that 224 billion apps will be downloaded in 2016, generating hundreds of billions of dollars in revenue. That's a huge amount! It also poses a huge problem for app developers and their users.
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