Expansion Cost Calculator
Compare multiple expansions by ROI and payback time. Plan your upgrades efficiently.
Your Budget
$100.0K
Affordable
2 / 2
Total Cost
$175.0K
Total +Income
+$3.50/s
Used to calculate time to save
Expansions Ranked by ROI
| # | Name | Type | Cost | +Income/s | ROI | Payback | Time to Save | Rating | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Basic Statue | statue | $75.0K | +$1.50 | 20.00/M | 13.9h | ✓ Ready | Medium | |
| 2 | Floor 2 Unlock | floor | $100.0K | +$2.00 | 20.00/M | 13.9h | ✓ Ready | Medium |
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Tips: Higher ROI means better value. Payback time shows how long until the expansion pays for itself. Focus on high-ROI expansions first to maximize your income growth!
How to use this calculator
Add all the expansions you're considering (statues, floors, or custom upgrades). Enter the cost and expected income increase for each. The calculator will rank them by ROI and show you the optimal purchase order.
Understanding the metrics
- ROI (Return on Investment): Income gained per dollar spent. Higher is better.
- Payback Time: How long until the expansion pays for itself.
- Time to Save: How long to save up for this expansion at your current income.