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Compute your company

An interactive calculator based on the Walter Model for dividend policy in corporate finance.

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Calculate your balloon loan payments effortlessly. Ideal for those seeking clarity on personal loan repayments.

Calculate the components of the DuPont Analysis to evaluate a company

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Calculate the cash ratio to assess a company

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Calculate the intrinsic value of a stock using the Dividend Discount Model (DDM) with our intuitive and accessible online tool.

Arizona income tax calculator (flat 2.5% rate). Estimate your Arizona taxable income, state tax due, effective tax rate, and per‑paycheck withholding with an accessible, mobile‑first tool.

Calculate the Free Cash Flow to Firm (FCFF) easily with our interactive and accessible tool.

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Calculate takt time to optimize your production line

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Accurately compute 2025 self-employment tax (Schedule SE): Social Security (12.4%), Medicare (2.9%), and Additional Medicare (0.9%) with wage-base limits and filing-status thresholds. Includes formulas, glossary, worked example, and FAQs.

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Professional UK Stamp Duty Land Tax (SDLT) calculator for England and Northern Ireland. Instantly estimate residential or non-residential SDLT, including first-time buyer relief, additional property 3% surcharge, and non-UK resident 2% surcharge with full band-by-band breakdown.

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Refinance calculator to compare your current mortgage vs. a new loan. See new payment, monthly savings, break-even date, and total interest savings including closing costs and points.

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Accurate federal income tax calculator for Married Filing Jointly (MFJ). Estimate your US federal tax for 2023 or 2024 using official IRS brackets and the standard or itemized deduction.

Professional MIRR calculator with PV of negative cash flows at finance rate, terminal value of positive cash flows at reinvestment rate, annual/per-period options, formulas, worked example, and FAQ.

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Calculate the Sharpe Ratio to evaluate your investment returns relative to risk. A valuable tool for finance professionals and investors.

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Professional FHA loan calculator that estimates monthly payment including principal & interest, FHA UFMIP and annual MIP, taxes, insurance, and HOA dues. Mobile-first, WCAG 2.1 AA, fast.

Professional ROI calculator to compute net profit, ROI %, annualized ROI (CAGR), investment multiple (MoIC), and break-even value. Accessible, mobile-first, and optimized for Core Web Vitals.

Motorcycle loan calculator with out-the-door price, down payment, trade-in (incl. negative equity), sales tax & fees, APR, term, payoff date, and printable amortization schedule.

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Easily calculate the 70% Rule for house flipping to ensure profitable investments.

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Calculate your Private Mortgage Insurance (PMI) effortlessly with our interactive tool, designed for homebuyers and financial planners.

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Calculate the Profitability Index (PI) for your capital budgeting decisions with our easy-to-use calculator.

Instantly calculate Value-Added Tax (VAT). Add VAT to a net amount or remove VAT from a gross amount with our precise, professional-grade online tool.

Estimate U.S. Social Security retirement benefits with a professional-grade calculator. Uses SSA PIA bend points, early/late claiming adjustments, and optional COLA projections.

Compare your current debt payoff plan with a new consolidation loan. See monthly payment changes, payoff timelines, and total interest savings before you refinance.

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Bond Yield Calculator: compute Yield to Maturity (YTM), Effective Annual Yield, Current Yield, Yield to Call, and Duration. Professional-grade, mobile-first, WCAG 2.1 AA accessible.

Moving average calculator that computes Simple Moving Average (SMA) and Exponential Moving Average (EMA). Paste your data or prices, pick the period, and see latest values, full series, and a chart. Includes formulas and explanation.

Project your retirement nest egg, estimate sustainable income, and see how much to save each month—adjusted for inflation and Social Security.

Estimate the size of your pension pot at retirement and convert it into sustainable monthly income. Model current balance, ongoing contributions, investment return, inflation, and payout period.

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Project the value of your UK Self-Invested Personal Pension (SIPP) with adjustable growth, contribution timing, and sensitivity analysis.

Authoritative, WCAG-compliant federal income tax calculator for Head of Household filers. Estimate your 2024–2025 U.S. federal tax, taxable income, marginal bracket, and effective tax rate with transparent math and IRS-sourced data.

Professional German VAT (Umsatzsteuer) calculator. Add or remove German VAT at 19% or 7%, get instant net, VAT, and gross totals. Mobile-first, WCAG-compliant, and SEO-optimized.

Student Loan Calculator: estimate monthly payments, total interest, payoff date, and the impact of grace periods, capitalization, fees, and extra payments. Accurate, accessible, and mobile-first.

Compare two loan offers side-by-side. Enter loan amount, APR, and term to see monthly payments and total interest for each option.

VA loan calculator for veterans and service members. Estimates funding fee, P&I, escrows and total monthly payment for Purchase/Build, Cash-Out and IRRRL scenarios. WCAG 2.1 AA.

UK VAT Calculator — instantly add or remove VAT at 20%, 5% or custom rate. HMRC-compliant rounding, mobile-first, accessible, and optimized for Core Web Vitals.

Professional mortgage refinance calculator. Compare your current loan with a new rate and term, estimate new payment, monthly savings, break-even time, and lifetime interest savings. WCAG 2.1 AA, mobile-first.

Accurate mortgage calculator: monthly payment, total interest, and payoff timeline. Optional extras and accessible, professional layout.