Percentage Calculator
Calculate percentage of a number, percentage change, what percent one number is of another, and percentage increase or decrease. Instant results with step-by-step formula explanations.
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Financial Calculators Tools
Browse every financial calculators tool in one place. Compare workflows, open individual calculators and utilities, and keep your internal linking consistent across the category.
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All Financial Calculators Tools
14 totalDiscount Calculator
Calculate the final sale price, discount amount, and total savings from a percentage or fixed discount. Reverse-calculate the original price from a sale price. Instant results with a visual savings bar.
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Loan Interest Calculator
Calculate monthly loan payments, total interest, and total repayment for amortized or simple interest loans. Includes a full amortization schedule, yearly balance chart, and principal vs interest breakdown.
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Mortgage Calculator
Calculate your monthly mortgage payment including principal, interest, property tax, homeowners insurance, PMI, and HOA fees. View a full amortization schedule, balance chart, extra payment savings, term comparison, and total loan cost.
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ROI Calculator
Calculate return on investment (ROI), net profit, return multiple, and annualized ROI for any investment. Supports basic ROI and profit-based modes with a visual bar chart, profitability rating, and step-by-step breakdown.
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Compound Interest Calculator
Calculate compound interest growth with any compounding frequency — daily, monthly, quarterly, or annually. Add regular contributions, see a year-by-year growth schedule, effective annual rate (EAR), Rule of 72, and a visual balance chart.
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Salary Tax Calculator
Calculate your US federal income tax, Social Security, Medicare, and state income tax for 2025. See your net take-home pay by pay period, effective vs marginal tax rate, pre-tax deduction savings, and a full federal bracket breakdown.
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Tip Calculator
Calculate tip amount, total bill, and per-person split instantly. Choose tip % by service quality, use quick presets (10–25%), split between any number of people, and apply rounding options. Includes a tipping guide by service type.
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Profit Margin Calculator
Calculate gross profit margin, net profit margin, operating margin, and markup percentage instantly. Supports simple (revenue vs cost) and detailed (COGS, OpEx, taxes) modes. Includes industry benchmarks, worked examples, and a margin vs markup guide.
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Investment Growth Calculator
Calculate how your investments grow over time with compound interest, regular monthly contributions, and optional inflation adjustment. See a year-by-year breakdown, total interest earned, real purchasing power, and Rule of 72 doubling time.
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Crypto Profit Calculator
Calculate your cryptocurrency trading profit or loss instantly. Enter buy price, sell price, investment amount or coin quantity, exchange fees (Binance, Coinbase, Kraken presets), and an optional capital-gains tax rate to see net profit, ROI, and your exact break-even price.
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Gold Price Calculator
Calculate the value of any gold item by weight, karat, and live spot price. Supports grams, troy ounces, kilograms, tola, tael, and grains — with 24K to 9K purity presets, dealer spread, jewellery making charges, and GST/VAT. Perfect for valuing coins, bars, and jewellery.
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Inflation Calculator
Calculate the real purchasing power of money over time. Enter any amount, choose a start and end year, set an annual inflation rate (US avg 3.5%, global avg 3%, or custom), and instantly see forward/backward equivalents, cumulative inflation %, and a full year-by-year purchasing power breakdown.
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Future Value Calculator
Calculate how much any investment will be worth in the future using compound interest. Supports lump-sum plus periodic contributions, 7 compounding frequencies (daily to annually + continuous), inflation adjustment, and a full year-by-year growth breakdown with principal vs interest composition.
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Popular Across QuickTools
View homepage picks →JSON Formatter
Format, validate, minify, or sort JSON data with configurable indentation. Instantly check for syntax errors, view node count and nesting depth — free, no sign-up required.
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QR Code Generator
Generate QR codes for URLs, text, Wi-Fi credentials, vCards, and more. Customise foreground and background colour, error correction level, margin, and download as SVG or PNG — free and instant.
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BMI Calculator
Calculate your Body Mass Index, healthy weight range and ideal weight using metric or imperial units.
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Calorie Calculator
Estimate daily calorie needs based on age, gender, height, weight and activity level using Mifflin-St Jeor, Harris-Benedict or Katch-McArdle formulas.
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