Finance
Free financial calculators: compound interest, loans, mortgages, net salary and more.
Tools in this category
Argentina 13th salary (SAC) calculator Estimate Argentina's aguinaldo (SAC, 13th salary): half your best monthly gross of the semester, prorated by months worked, net after 17% contributions. Bolivia aguinaldo (Christmas bonus) Work out your Bolivia aguinaldo: the September to November average pay, pro-rated twelfths, the December 20 deadline, and the AFP and RC-IVA exemption. Guatemala aguinaldo and Bono 14 Estimate your Guatemala aguinaldo and Bono 14 for 2026: full or pro-rated 13th and 14th salary, payment dates, and IGSS and income tax exemptions. El Salvador aguinaldo (Christmas bonus) Estimate your El Salvador aguinaldo (Christmas bonus): 15, 19 or 21 days of pay by seniority, pro-rated under one year, 2026 payment window and tax rules. Mexico Christmas bonus (aguinaldo) calculator Estimate your Mexican aguinaldo (Christmas bonus): 15-day legal minimum, pro-rata by days worked and the 30-UMA income-tax exemption. Free, no sign-up needed. Uruguay aguinaldo (13th salary) Estimate Uruguay 2026 aguinaldo (13th salary): June and December halves, prorated by months worked, with BPS deductions and your net take-home pay. Pay raise calculator Work out a pay raise both ways: current salary plus a % gives the new salary, or two salaries reveal the raise percentage. See monthly and yearly difference. Savings goal calculator Find how much to save each month to hit your goal, or how many months it takes at a fixed amount. Simple saving, no interest. Free, no sign-up. Sales commission calculator Work out a sales commission with a flat percentage or tiered brackets, add a fixed base salary and see the payout broken down by range. Free and instant. Discount calculator Work out the final price and how much you save on any discount. Chain two markdowns and see why 20% + 10% is not 30% but 28%. Free and instant. Trip fuel cost calculator Work out the fuel needed and cost of a road trip: efficiency in km/L or L/100km, round-trip option and the total split evenly between passengers. Mortgage calculator Estimate your monthly mortgage payment from home price, down payment, rate and term, plus amount financed, total paid and total interest. Free, no sign-up. Inflation and purchasing power calculator See how inflation erodes your money: the future amount needed to keep your purchasing power and what your cash will really be worth in X years. VAT / sales tax calculator Add or remove VAT or sales tax from any amount: pick 18%, 16%, 21% or a custom rate and get the net base, tax and gross total instantly. Free. Loan calculator Work out your loan’s fixed monthly payment with French amortization: total paid, total interest and a year-by-year table. Free, in your browser. Tip calculator Work out the tip and grand total, split the bill among friends and round each share up. Quick 10 to 25% buttons included. Free and no sign-up needed. FIRE calculator (financial independence) Find your FIRE number with the 4% rule (expenses × 25), how many years to financial independence and your Coast FIRE target. Free, no sign-up needed. Mexico income tax & net salary calculator See your take-home pay in Mexico: monthly ISR withholding, the employment subsidy and the worker IMSS contributions using the 2026 SAT tables. ROI calculator Work out the ROI of any investment: net gain, percentage return and annualized ROI over your holding period. Free, no sign-up, runs in your browser. Argentina CUIL/CUIT from DNI calculator Work out an Argentine CUIL or CUIT from a DNI number and sex: the prefix, the module-11 check digit and the full formatted number, ready to copy. Honduras 14th month bonus Estimate your Honduras 14th month bonus for 2026: full or pro-rated pay by days worked under Decree 135-94, the June deadline, plus the 13th month aguinaldo. Salary converter (hourly, daily, monthly, yearly) Convert a gross salary between hourly, daily, weekly, monthly and yearly pay. Set hours and days per week and see every period at once. Free. Peru CTS calculator Estimate your CTS deposit in Peru for 2026: salary, family allowance and one sixth of the gratificación, prorated by months and days of the semester. Ecuador 14th salary (décimo cuarto) Work out Ecuador’s 14th salary (décimo cuarto) for 2026: one $482 SBU, pro-rata by days worked, Costa and Sierra deadlines and the monthly mode. Brazil 13th salary calculator Estimate Brazil's 13th salary for 2026: gross prorated by months worked, the tax-free first installment and the second one after INSS and IRRF. Ecuador 13th salary (décimo tercero) Estimate your Ecuador 13th salary (décimo tercero) 2026: one twelfth of pay earned December to November, pro-rated by months worked, due 24 December. Bill splitter calculator Split a restaurant bill among several people with an optional tip. See what each person pays in equal shares and round each share up. Free, no sign-up. Brazil FGTS calculator Estimate Brazil's FGTS: the monthly 8% deposit your employer pays, your estimated accumulated balance and the 40% fine for dismissal without just cause. Bolivia severance (finiquito) Estimate your Bolivia finiquito (severance) for 2026: years-of-service indemnity, 3-salary desahucio, vacation scale and proportional aguinaldo. Chile severance (finiquito) calculator Estimate your Chile finiquito (severance) for 2026: years-of-service pay with the 11-year and 90 UF caps, notice month and proportional vacation. Spain final settlement (finiquito) calculator Estimate your Spanish finiquito (final settlement): days worked, unused holidays and pending extra pay. Free, no sign-up, instant in your browser. Chile legal gratification (Art. 50) Chile Article 50 legal gratification calculator for 2026: 25% of your monthly pay capped at 4.75 minimum wages a year, plus a check against your payslip. Peru gratificación (July/December bonus) Estimate your Peru gratificación for July or December 2026: salary times full semester months over 6, plus the 9% EsSalud or 6.75% EPS extra bonus. Overtime pay calculator Calculate overtime pay: enter your hourly rate or monthly salary, the extra hours and a multiplier (1.5x, 2x or tiered), and see your total pay instantly. El Salvador severance calculator Estimate severance pay in El Salvador for 2026: 30 days per year with the 4x minimum-wage cap, voluntary resignation benefit, vacation and aguinaldo. Argentina inflation calculator Convert Argentine pesos between years with World Bank CPI data (1992-2012 and 2017-2024): updated value, cumulative inflation and annualized rate. Brazil inflation calculator See what your Brazilian reais are worth today with real World Bank CPI data (1994-2025): updated equivalent, cumulative inflation and annualized rate. Chile inflation calculator Convert Chilean pesos between any two years using official World Bank CPI data (1977-2025): updated value, cumulative inflation and annualized rate. Colombia inflation calculator Convert Colombian pesos between any two years with real World Bank CPI data (1980-2025): equivalent value, cumulative inflation and annualized rate. Ecuador inflation calculator Convert US dollars between years with Ecuador’s real CPI (World Bank, 2000-2025): equivalent value, cumulative inflation and average annual rate. Spain inflation calculator See what your euros from any year are worth today using Spain's real CPI from the World Bank (1960-2025): updated value, cumulative inflation and annual rate. Guatemala inflation calculator Guatemala inflation calculator with real World Bank CPI data (1960-2025): see what your quetzales are worth today, cumulative inflation and annual rate. Mexico inflation calculator Convert Mexican pesos between any two years with real World Bank CPI data (1990-2025): updated value, cumulative inflation and annualized rate. Peru inflation calculator See what soles from another year are worth today with real World Bank CPI data for Peru (1990-2025): equivalent amount, cumulative inflation, annual rate. Dominican Republic inflation calculator See what Dominican pesos from any year are worth today with real World Bank CPI data (1960-2025): equivalent value, cumulative and annualized inflation. Uruguay inflation calculator See what past Uruguayan pesos are worth today with real World Bank CPI data (1990-2025): updated amount, cumulative inflation and annualized rate. Compound interest calculator See how your money grows with compound interest: monthly contributions, monthly or yearly compounding and a year-by-year breakdown. Free, no sign-up. Late payment interest calculator Work out late payment interest on an overdue debt or invoice: enter the amount, the rate (annual, monthly or daily) and the days late or the dates. Simple interest calculator Work out simple interest on any principal: enter the amount, annual rate and time in years or months to get the interest earned, total and breakdown. Spain DNI/NIE letter calculator Work out the check letter of a Spanish DNI or NIE in seconds with the official mod-23 algorithm, and validate whether a full ID number is typed right. Brazil severance (rescisão) Estimate a Brazilian severance (rescisão) under 2026 rules: salary balance, notice pay, 13th salary, vacation pay and the 40% FGTS fine. Free, no sign-up. Colombia severance (liquidación) calculator Estimate your Colombian severance (liquidación): cesantías, interest on it, service bonus and vacation pay with 2026 figures. Free, no sign-up, instant. Profit margin and markup calculator Work out profit margin and markup from cost and price, or find the price from a target margin. See exactly why margin and markup are not the same number. Savings goal calculator with interest Work out how much to save each month to hit your goal, with an optional starting amount and interest rate. See total contributed and interest earned. Number to words (Spanish) Convert numbers to words in Spanish for checks and invoices: pick a currency, choose uppercase or lowercase and the xx/100 cents format. Free, no sign-up. Honduras severance (prestaciones) Estimate your Honduras labor settlement for 2026: notice pay by seniority, severance capped at 25 months, vacation and prorated 13th and 14th bonuses. Dominican Republic severance calculator Estimate Dominican Republic severance: notice pay, seniority pay, unused vacation and Christmas salary under the Labor Code, itemized in seconds. 50/30/20 budget calculator Split your net monthly income into 50% needs, 30% wants and 20% savings. Tune the percentages to your own plan. Free, no sign-up, runs in your browser. Break-even calculator Find your break-even point: how many units and how much revenue you need to cover your fixed and variable costs. Includes contribution margin per unit. Rule of 72 calculator Use the rule of 72 to find how many years it takes to double your money: divide 72 by the annual rate and compare it with the exact figure. Free. Rental yield calculator Work out the gross and net rental yield of a buy-to-let property and its annual net income from price, monthly rent and running costs. Free tool. Shared expenses splitter Split group expenses when each person paid a different amount. Get the total, the fair share per head and who owes or is owed money. Free, no sign-up. Brazil net salary (CLT) Work out your 2026 CLT take-home pay in Brazil: progressive INSS, IRRF with the new exemption up to R$ 5,000 and a full step-by-step breakdown. Free tool. Dominican Republic net salary calculator Find your take-home pay in the Dominican Republic: AFP, SFS and income tax deductions using the current DGII brackets and TSS caps. Free, no sign-up. Chile net salary calculator Chile net salary calculator for 2026: AFP pension and fees, Fonasa or Isapre health, unemployment insurance and the monthly income tax. Free tool. Guatemala net salary calculator Guatemala net salary calculator for 2026: IGSS 4.83% and projected income tax with the Q48,000 and Q3,024 allowances under Decree 13-2026. Free, no sign-up. Uruguay net salary calculator Uruguay net salary calculator with the 2026 figures: BPS contributions (montepío, FONASA, FRL) plus IRPF brackets and deductions. See your take-home pay. Argentina net salary calculator See your Argentine net salary: subtract the employee contributions (pension 11%, PAMI 3%, health 3%) using the 2026 monthly cap. Free, no sign-up. Bolivia net salary calculator Estimate your 2026 take-home pay in Bolivia: 12.71% Gestora pension contribution, the tiered solidarity contribution and 13% RC-IVA with credits. Colombia net salary calculator Work out your net salary in Colombia for 2026: 4% health and 4% pension, the transport allowance and payroll tax withholding using the UVT table. Ecuador net salary calculator Estimate your net salary in Ecuador for 2026: 9.45% IESS contribution and SRI income tax with the personal expense rebate. Free, private, no sign-up. El Salvador net salary calculator El Salvador salary calculator for 2026: take-home pay in USD after 3% ISSS, 7.25% AFP and income tax withholding under Decree 10/2025. Free, no sign-up. Spain net salary calculator Estimate your net salary in Spain from gross annual pay: worker Social Security contributions plus an IRPF income-tax withholding estimate. Free tool. Honduras net salary calculator Honduras net salary calculator for 2026: IHSS capped at L11,903.13, 1.5% RAP on the excess and income tax under SAR notice 02-2026. Free, with no sign-up. Peru net salary calculator Estimate your net salary in Peru for 2026: ONP or AFP pension deductions, fifth-category income tax withholding with 7 UIT and the family allowance. Loan amortization schedule Build a month-by-month amortization schedule for your French loan: fixed payment, interest, principal paid and remaining balance. Free in your browser. Brazil vacation pay (férias) Estimate Brazilian CLT vacation pay for 2026: férias days, the constitutional one-third bonus, selling 10 days (abono) and INSS/IRRF deductions. Free tool. Chile RUT validator (check digit) Check a Chilean RUT and compute its verification digit with the module-11 algorithm: paste it with or without dots and dash, get it formatted and copy it.