Decision tools
Advanced Calculators
More detailed calculators for comparing scenarios, planning money decisions, and understanding tradeoffs.
Rent vs Buy Calculator
Compare the long-term cost of renting versus buying a home with mortgage, rent growth, taxes, maintenance, appreciation, and investment return assumptions.
Solar Panel ROI Calculator Pro Calculator
Estimate 25-year solar panel ROI with incentives, energy production, electricity price growth, degradation, maintenance, and net savings.
EV vs Gas Car Total Cost Calculator
Compare electric car and gasoline car total cost of ownership using purchase price, energy, fuel, maintenance, resale value, and yearly distance.
Mortgage Extra Payment Calculator
Estimate how extra monthly mortgage payments can shorten payoff time and reduce total interest.
Debt Snowball vs Avalanche Calculator
Compare debt snowball and debt avalanche payoff strategies across multiple balances, interest rates, minimum payments, and extra payment budget.
Retirement Projection Calculator
Project retirement savings, inflation-adjusted spending needs, and how long savings may last after retirement.
Influencer Campaign ROI Calculator
Estimate influencer campaign revenue, profit, ROI, and break-even conversion needs from reach, clicks, conversion rate, order value, and margin.
E-commerce Profit Calculator
Calculate ecommerce net profit after product cost, shipping, platform fees, payment fees, ad cost, and returns.
Shipping Profitability Calculator
Estimate whether shipping costs, free shipping thresholds, return rates, and product margins leave enough profit per order.
Home Renovation Budget Calculator
Estimate renovation budget from area, material cost, labor cost, waste allowance, contingency, and permit or design fees.
Personal Monthly Cash Flow Calculator
Calculate monthly cash flow, savings rate, and gap to savings goal from income, fixed expenses, variable expenses, debt, and savings target.