A little knowledge.
A lot of possibilities.
Get your bearings, understand the numbers, and plan your next upgrade.
5 published guides
CurrencyUnderstanding Worst-Case Draw Costs
What the estimate means, and why it is not an expected spending forecast.
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CalculatorsHow to Use the Upgrade Calculator
Enter your inventory, choose a target, and preview your next merges.
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Beginner GuidesGetting Started with Idle Cat Gunner
A friendly tour of the collection and the tools in this companion.
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ProgressionUnderstanding Gun, Fish, and Pet Ranks
Read the rank chain and understand why each step doubles the base value.
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ProgressionHow the Merge System Works
Two matching ranks become one item at the next rank. See the full chain.
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