Browse Tools
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Business & Entrepreneurs
Taxes, SaaS metrics, e-commerce, and freelance
Freelance Tax Burden & True Hourly Rate
See your real take-home pay after self-employment tax, income tax, and business expenses.
True Break-Even ROAS Calculator
Calculate exactly how much you can spend on ads before going into the red after COGS, shipping, and fees.
Startup CLV to CAC Ratio
Calculate your Customer Lifetime Value vs Acquisition Cost and validate your unit economics.
Section 179 Vehicle Deduction
Estimate your 2026 Section 179 tax deduction for business vehicles based on weight limits and usage.
Delaware Franchise Tax Estimator
Calculate your tax using the Assumed Par Value Method and see how much you can save vs. the default Authorized Shares bill.
Personal Finance & Wealth
Debt payoff, retirement planning, and budgeting
Subscription Creep & Opportunity Cost
See the true 10-year cost of your subscriptions — including lost S&P 500 investment growth.
Debt Avalanche vs. Snowball Visualizer
Compare payoff methods side by side. Find your exact debt-free date and interest savings.
FERS High-3 Pension Calculator
Estimate your federal retirement annuity based on your High-3 average salary, years of service, and retirement age.
Real Estate & Auto
Big purchases, house hacking, and auto costs
House Hacking Cash Flow Estimator
Estimate your true net cost to live or monthly profit when renting out units in a duplex, triplex, or fourplex.
Buy vs. Lease Auto True Cost Estimator
Compare buying versus leasing side by side — total costs, equity, and which option saves you more.
Lifestyle
Health, fitness, and travel rewards
Points Redemption Value Calculator
Calculate your Cents Per Point (CPP) to decide if you should pay cash or use points.
Low-Carb & Strength Macro Calculator
Get exact daily macros using Mifflin-St Jeor — optimized for high protein and low-carb diets paired with strength training.