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High-value tools for financial planning and calculations
See exactly how your money grows over time. Enter your principal, annual rate, and monthly contributions to watch your wealth compound year after year.
Know your exact monthly payment and total cost before signing anything. Compare loan terms, rates, and get the full amortization schedule in seconds.
Find out exactly how much home you can afford and what your full monthly PITI payment will be — including taxes, insurance, and PMI if applicable.
Stop paying the minimum and see the real cost of your debt. Find out exactly when you'll be debt-free and how much interest you'll save by paying more.
Instantly convert between 30+ world currencies including USD, EUR, MXN, GBP, JPY, and more. Get cross-rates and a quick reference table in one click.
Find out what $1,000 from the past is worth today, or what today's prices will look like in the future. Uses historical US CPI data from 1913 to 2025.
Project your retirement nest egg and monthly income. Find out if you're on track, when you can retire, and how much you need to save each month.
Estimate your US federal income tax bill, effective rate, and exact take-home pay. Updated for 2024–2025 tax brackets. No signup needed.
Convert any salary to hourly, daily, weekly, bi-weekly, monthly, and annual in one step. Perfect for job offers, freelance quotes, and paycheck planning.
Calculators for students, professionals, and curious minds
Practical tools for health, wellness, and everyday needs
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All calculations run in your browser in real time. No server round-trips.
We never store your data. Everything stays on your device. No account required.
Full bilingual support. Switch between English and Spanish with one click.
Every tool is free forever. No premium tiers, no paywalls, no hidden costs.