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Clash of Clans and Hay Day are both among the top-ten grossing apps in the iTunes Store, according to AppData. Today, Clash of Clans still reigns supreme in the Apple App Store.
Back in October, Clash of Clans' projected revenue estimate was for a single day was $654,000, according to AppData. That same day, Hay Day had a projected revenue estimate of $413,000.
Overall in 2013, Supercell saw its revenue soar nearly nine-fold, with earnings of $464 million on $892 million in revenue.
Clash of Clans is a strategy game that is free to play, but some people end up paying hundreds of dollars on in-app purchases and upgrades.
So it's no wonder why Clash of Clans is among the top 10 grossing apps in the iTunes Store, according to AppData.
So what's the appeal behind Clash of Clans?