Stars are a subsidiary currency in Tunnel Town. As one might expect from a free mobile game, Stars represent a conversion from real-life currency to in-game funds, allowing players to accelerate various actions within the game. Although purchasing Stars is the easiest way to obtain relatively large quantities, they can also be earned through completing Goals or levelling up.
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Stars can be bought using money with the following conversion rate:
Stars are common rewards for completing goals issued to the player, or levelling up.