Free finance calculators
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Estimate compound growth, dollar-cost averaging outcomes, mortgage and loan payments, APR and APY conversion, hourly pay, meeting cost, payment processing fees, VAT, profit margins, break-even units, sales tax, tips, discounts, and shopping prices with transparent assumptions.
Best for planning scenarios, checkout math, pricing experiments, fee estimates, VAT-inclusive pricing, salary comparisons, meeting cost discussions, break-even estimates, and everyday money math before you move numbers into a spreadsheet or financial model.
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Finance calculators
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Data handling note
Finance calculators run estimates in the browser. Treat amounts, rates, taxes, fees, and pay inputs as planning assumptions, not stored account data or financial advice.
Last updated
June 30, 2026
Best for planning scenarios, checkout math, pricing experiments, fee estimates, VAT-inclusive pricing, salary comparisons, meeting cost discussions, break-even estimates, and everyday money math before you move numbers into a spreadsheet or financial model.
Open an individual tool page when you need the actual controls, examples, assumptions, FAQs, and related links.
I need a monthly payment: Use loan or mortgage calculators with explicit rate and term assumptions.
I need a savings scenario: Use compound interest, then vary contribution and rate assumptions.
Estimate debt payments: Mortgage Calculator / Loan Calculator
Estimate growth over time: Compound Interest / DCA Calculator
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Best starting points in Finance calculators
These tools are surfaced from the category decision guide, so they match the most common tasks before the full list below.
Use mortgage for home payment scenarios and loan for general principal, rate, term, and extra payment scenarios.
Next: Move assumptions into a spreadsheet before making a decision.
Processing: Browser-side estimates only.
Use compound interest for recurring contributions and DCA for repeated purchase scenarios.
Next: Compare scenarios rather than treating one estimate as a forecast.
Processing: Browser-side estimates only.
Use these for consumer or invoice math before entering final numbers elsewhere.
Next: Confirm local tax and fee rules before acting on the result.
Processing: Browser-side arithmetic.
Use these when pricing, fee drag, fixed costs, and unit economics need a quick first pass.
Next: Test optimistic, base, and conservative assumptions.
Processing: Browser-side estimates only.
Use these to translate hourly pay, annual pay, person-hours, and recurring meeting costs.
Next: Document assumptions such as weeks, hours, attendees, and recurrence.
Processing: Browser-side estimates only.
- Treating planning calculators as financial advice.
- Comparing scenarios with different hidden assumptions.
- Forgetting taxes, fees, insurance, or fixed costs when estimating totals.
- Reading one growth-rate result as a forecast instead of a scenario.
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All Finance calculators
This page groups related tools for easier browsing, while every individual tool page focuses on the specific workflow and output.
Are these calculators financial advice?
No. They are planning utilities for estimation only. Use them to explore scenarios, then consult qualified professionals for financial decisions.
Can I model recurring contributions?
Yes. The compound interest and DCA calculators include recurring contribution inputs for long-term planning.
Can I calculate sale prices?
Yes. The discount calculator estimates percent-off savings, the sales tax calculator estimates tax and checkout totals, the VAT calculator adds or removes VAT, and the payment fee calculator estimates net after processor fees.
Can I calculate profit margin?
Yes. The profit margin calculator estimates gross profit, margin, markup, and target sale price, while the break-even calculator estimates units and revenue needed to cover costs.
Can I estimate loan payments and tips?
Yes. The loan calculator estimates monthly payments and extra payment scenarios, while the tip calculator handles bill splitting and per-person totals.
Can I compare pay or meeting costs?
Yes. The hourly to salary calculator converts hourly pay into annual estimates, and the meeting cost calculator estimates person-hours and recurring labor cost.
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