Finance
Calculate VAT, compound interest, mortgage repayments, loan EMIs, and your FIRE number. Numbers stay in your browser — no data is sent anywhere.
Bill Split Calculator
Split a restaurant bill with tip across any number of people. Free, instant, and works entirely in your browser — no account required.
FinanceNewBreak-Even Calculator
Calculate your break-even point in units and revenue instantly. Free, no account required — runs entirely in your browser.
FinanceNewBudget Planner
Plan your monthly budget for free — enter income and expenses to instantly see your savings rate. No account required, all calculations run in your browser.
FinanceNewBurn Rate Calculator
Calculate your startup's gross burn, net burn, and runway in seconds. Free, no account required — runs entirely in your browser.
FinanceNewBusiness Name Generator
Generate brandable business name ideas from your keywords. Free, instant, private — runs entirely in your browser.
FinanceNewCap Table Calculator
Build a cap table with founders and investors, enter share counts, and instantly see each stakeholder's ownership percentage with a visual breakdown bar. Free, client-side, no signup.
FinanceNewCar Payment Calculator
Calculate your monthly car loan payment, total interest, and total cost free in your browser. No account required — just enter price, down payment, rate, and term.
FinanceNewCarbon Footprint Calculator
Estimate your annual personal carbon footprint by transport, home energy, diet, and shopping — free, private, runs entirely in your browser.
FinanceNewChurn Rate Calculator
Calculate monthly and annual customer churn rate, revenue churn, and average customer lifespan for free — no account required, runs entirely in your browser.
FinanceNewCommission Calculator
Calculate sales commission and net earnings instantly. Free, no account required — runs entirely in your browser.
FinanceNewCompany Valuation Calculator
Calculate company valuation using revenue, EBITDA, or P/E multiples. See enterprise value, equity value, and sector benchmark ranges. Free, instant, no signup.
FinanceCompound Interest Calculator
Calculate how investments grow with compound interest. Annual, quarterly, monthly, and more.
FinanceNewCost of Living Index
Compare cost of living between 30 major cities worldwide and calculate the equivalent salary you need to maintain your lifestyle. Free, instant, no signup.
FinanceNewCurrency Converter
Convert between 30+ currencies using static reference rates. Fast, private, and works offline. No API calls.
FinanceNewDebt Payoff Calculator
Compare avalanche vs snowball debt payoff strategies and see exactly how long until you're debt-free. Free, no account required, runs in your browser.
FinanceNewDiscount Calculator
Calculate the final price after a percentage discount and see how much you save. Free, instant, no signup.
FinanceNewDividend Yield Calculator
Calculate dividend yield, annual income, and payout ratio instantly. Free dividend calculator — no account required, runs entirely in your browser.
FinanceNewDown Payment Calculator
Calculate how long it will take to save for a home down payment. Free, no account required — runs entirely in your browser.
FinanceNewElectricity Cost Calculator
Calculate electricity costs from wattage, daily usage hours, and per-kWh rate — see daily, monthly, and annual costs instantly.
FinanceNewEmergency Fund Calculator
Calculate your emergency fund target, savings gap, and months to goal for free. No account required — all calculations run in your browser.
FinanceNewEU Salary Calculator
Calculate net take-home pay from gross salary for Germany, Austria, Netherlands, Poland, Portugal, and Spain — private, browser-only.
FinanceNewExpense Tracker
Add expense rows with categories and get an instant total plus a visual breakdown by category. Free, browser-only, no signup.
FinanceNewExtra Mortgage Payment Calculator
See how much interest you save and how many months you cut by making extra mortgage payments. Free, no account required, runs in your browser.
FinanceNewFIRE Calculator
Calculate your FIRE number and how many years to financial independence. Free, private, no signup.
FinanceNewFuel Cost Calculator
Calculate the total fuel cost for any road trip. Enter distance, fuel efficiency (MPG or L/100km), and fuel price to get an instant cost estimate. Free, client-side, no data sent anywhere.
FinanceNewHourly Rate Calculator
Convert your annual salary or project fee into hourly, daily, and monthly rates. Free calculator that runs in your browser — no account required.
FinanceNewHourly to Salary Converter
Convert an hourly wage to annual, monthly, bi-weekly, and weekly salary. Adjust for hours per week. Instant, no signup.
FinanceNewIBAN / BIC Validator
Validate IBAN and BIC/SWIFT codes instantly in-browser using ISO 7064 MOD-97 checksum — no upload needed.
FinanceNewInvestment Growth Calculator
Calculate how your investment grows over time with compound interest and regular monthly contributions. See year-by-year balance, total contributions, and interest earned. Free, instant, no signup.
FinanceNewIRR Calculator
Calculate the Internal Rate of Return (IRR) for a series of cash flows using Newton-Raphson iteration. Compare against a hurdle rate, view NPV, and see a per-period present value breakdown. Free, instant, client-side.
FinanceNewLease vs Buy Calculator
Compare the true cost of leasing vs buying a car over the same term. Free calculator — runs entirely in your browser, no account required.
FinanceLoan / EMI Calculator
Calculate monthly loan payments (EMI), total interest, and total repayment. Free, private, instant.
FinanceNewMarkup Calculator
Calculate selling price from cost and markup percentage, or find markup % from cost and price. Free markup calculator — no account required, runs in your browser.
FinanceNewMeeting Cost Calculator
Calculate the real cost of any meeting instantly — free, in your browser, no account required. Enter attendees, hourly rate, and duration to see total spend live.
FinanceMortgage Calculator
Calculate your monthly mortgage payment, total repayment, and total interest. Free, private.
FinanceNewMRR Calculator
Calculate Monthly Recurring Revenue, ARR, and ARPU across subscription tiers. Free MRR calculator — no account required, runs entirely in your browser.
FinanceNewNet Worth Calculator
Calculate your net worth instantly by entering your assets and liabilities. Free, no account required, and everything stays in your browser.
FinanceNewNPV Calculator
Calculate net present value (NPV) of an investment by entering cash flows per period and a discount rate. Free, instant, client-side.
FinanceNewPayback Period Calculator
Calculate how long it takes to recover an initial investment from annual cash flows. Supports uniform and variable cash flows with a cumulative recovery breakdown.
FinanceNewPaycheck Calculator
Estimate your net take-home pay after federal and state taxes, Social Security, and Medicare. Works for hourly, weekly, bi-weekly, and monthly pay.
FinanceNewPayroll Calculator
Calculate take-home pay from gross salary with configurable income tax and NI/PRSI/social contribution rates. See annual and monthly net pay, deductions breakdown, and effective tax rate. Free, instant, no signup.
FinancePercentage Calculator
Find X% of Y, add or subtract percentages, or calculate percentage change. Free, instant.
FinanceNewProfit Margin Calculator
Calculate gross, operating, and net profit margins from revenue, COGS, and expenses. Free, instant, and runs entirely in your browser — no account required.
FinanceNewRefinance Calculator
Calculate your new monthly payment, monthly savings, break-even point, and total savings from refinancing. Free mortgage refinance calculator — no account required, runs in your browser.
FinanceNewRetirement Calculator
Free retirement savings calculator — estimate your nest egg, check if you're on track, and find your required monthly contribution. No account required, runs in your browser.
FinanceNewROI Calculator
Calculate return on investment, net profit, and annualized ROI for any investment. Free, instant results in your browser — no account required.
FinanceNewSaaS Metrics Calculator
Calculate LTV, CAC, payback period, MRR growth rate, churn rate, and NRR instantly in your browser — no signup.
FinanceNewSalary Calculator
Convert annual salary to hourly, daily, weekly, bi-weekly, and monthly pay — or enter an hourly rate to see your full salary breakdown. Free, instant, no signup.
FinanceNewSavings Goal Calculator
Calculate how long it takes to reach your savings goal with compound interest. Free, no account required — runs entirely in your browser.
FinanceNewSimple Interest Calculator
Calculate simple interest (I = P × R × T) — enter principal, annual rate, and time period to get interest earned and total amount. Supports years, months, or days. Free, instant, no signup.
FinanceNewStartup Equity Calculator
Calculate startup equity dilution from a funding round. Enter pre-money valuation, raise amount, founder shares, and option pool to see post-money valuation, price per share, investor ownership, and total dilution. Free, instant, client-side.
FinanceNewStartup Runway Calculator
Calculate your startup's cash runway instantly, free and in your browser. Enter cash balance, burn rate, and revenue to see months remaining and your zero-cash date.
FinanceNewStock Profit Calculator
Calculate stock trade profit, loss, and ROI instantly. Enter buy/sell price, shares, and commissions — free, no account required, runs in your browser.
FinanceNewTax Calculator
Calculate tax amount and total price from a pre-tax amount and tax rate. Also shows the reverse: pre-tax price from a tax-inclusive total. Free, instant, no signup.
FinanceTip Calculator
Calculate tip amount and split the bill between any number of people. Free, instant.
FinanceNewUnit Price Calculator
Compare up to 3 products by price per unit to find the best value. Free unit price calculator — no account required, works entirely in your browser.
FinanceVAT Calculator
Calculate VAT for any EU rate. Add or remove VAT instantly. Free, private, no signup.
FinanceNewWedding Budget Calculator
Plan your wedding finances with this free wedding budget calculator. Allocate costs across venue, photography, flowers, and more — no account required, runs entirely in your browser.
Frequently Asked Questions
- Are my financial figures sent to any server?
- No. All finance calculators on brevio run entirely in your browser. Your income, savings, and loan figures are never transmitted anywhere.
- How accurate are the mortgage and loan calculations?
- The calculations use the standard amortisation formula (P × r(1+r)^n / ((1+r)^n − 1)) used by banks and financial institutions. Results are mathematically accurate for fixed-rate loans. Variable-rate mortgages and additional fees are not modelled.
- Do these tools provide financial advice?
- No. brevio finance tools are calculators — they compute based on the numbers you enter. They do not account for your full financial situation, tax implications, or regional regulations. Consult a qualified financial advisor for personal financial decisions.
- Are the VAT rates current?
- VAT rates are updated when rates change. The current rates for Ireland, Germany, France, and Portugal are shown in each calculator. Always verify current rates with your tax authority before filing.