Browser demo · v0.5.4
Upgrade payback calculator
How long will an upgrade take to earn back its cost? Compare your observed juice production before and after a purchase.
Payback time (minutes)—
- Extra juice per minute
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- Net juice after this time
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How the calculation works
Extra income = after − before. Payback minutes = cost ÷ extra income. Net juice = extra income × minutes − cost. This assumes steady production and ignores unlock benefits or time spent collecting.