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Business
11 browser-based tools.
11 tools →Developer
13 browser-based tools.
13 tools →Education
11 browser-based tools.
11 tools →Everyday
13 browser-based tools.
13 tools →Finance
22 browser-based tools.
22 tools →Security
1 browser-based tools.
1 tools →Text
8 browser-based tools.
8 tools →Trading
21 browser-based tools.
21 tools →100 functional browser tools.
Position Size Calculator
Estimate position size from account balance, risk percentage, stop distance, and point value.
Open tool →TradingRisk/Reward Calculator
Compare potential reward with the amount at risk before entering a trade.
Open tool →TradingProfit/Loss Calculator
Estimate profit or loss for LONG and SHORT positions.
Open tool →TradingPip Value Calculator
Estimate pip value from lot size and pip size.
Open tool →TradingMargin Calculator
Estimate required margin from position value and leverage.
Open tool →FinancePercentage Calculator
Calculate percentages, changes, and proportional values.
Open tool →FinanceCompound Interest Calculator
Project investment growth with regular compounding and contributions.
Open tool →FinanceLoan Payment Calculator
Estimate monthly loan payments and total interest.
Open tool →FinanceSavings Goal Calculator
Estimate the monthly contribution needed to reach a savings target.
Open tool →SecurityPassword Generator
Generate strong random passwords locally in your browser.
Open tool →DeveloperJSON Formatter
Format, minify, and validate JSON instantly.
Open tool →DeveloperBase64 Encoder/Decoder
Encode text to Base64 or decode Base64 back to text.
Open tool →DeveloperUUID Generator
Generate one or many version 4 UUIDs in your browser.
Open tool →TextWord Counter
Count words, characters, sentences, and reading time.
Open tool →EverydayUnit Converter
Convert common length, weight, and temperature units.
Open tool →TradingATR Calculator
Calculate average true range from recent true-range values.
Open tool →TradingKelly Criterion Calculator
Estimate the Kelly fraction from win probability and payoff ratio.
Open tool →TradingRisk of Ruin Calculator
Estimate simplified risk of ruin from win rate, payoff ratio, and risk per trade.
Open tool →TradingBreak-even Win Rate Calculator
Find the win rate required for a given average reward-to-risk ratio.
Open tool →TradingDrawdown Calculator
Measure account drawdown and the gain required to recover.
Open tool →TradingWin Rate Calculator
Calculate wins, losses, win rate, and loss rate.
Open tool →TradingLeverage Calculator
Calculate effective leverage from position value and account equity.
Open tool →TradingStop Loss Calculator
Calculate stop-loss price from entry price and risk distance.
Open tool →TradingTake Profit Calculator
Calculate take-profit price from entry, stop distance, and reward ratio.
Open tool →TradingAverage Entry Price Calculator
Calculate the weighted average entry price across multiple fills.
Open tool →FinanceMortgage Calculator
Estimate monthly mortgage payment, total payment, and interest.
Open tool →FinanceAPR Calculator
Estimate annual percentage rate from interest and fees.
Open tool →FinanceInflation Calculator
Estimate future cost after inflation or purchasing-power change.
Open tool →FinanceInvestment Return Calculator
Calculate investment gain, total return, and annualized return.
Open tool →FinanceRetirement Savings Calculator
Project retirement savings with monthly contributions.
Open tool →Finance50/30/20 Budget Calculator
Split monthly income into needs, wants, and savings targets.
Open tool →FinanceSalary to Hourly Calculator
Convert annual salary to hourly, weekly, and monthly pay.
Open tool →FinanceDiscount Calculator
Calculate sale price and savings from a percentage discount.
Open tool →FinanceSales Tax Calculator
Calculate sales tax and final purchase total.
Open tool →FinanceTip Calculator
Calculate tip amount, total bill, and per-person split.
Open tool →DeveloperURL Encoder/Decoder
Encode or decode URL components safely in your browser.
Open tool →DeveloperJWT Decoder
Decode JWT header and payload locally without verification.
Open tool →DeveloperUnix Timestamp Converter
Convert Unix timestamps to dates and dates to Unix time.
Open tool →DeveloperHash Generator
Generate SHA-256 hashes locally using the Web Crypto API.
Open tool →DeveloperJSON Validator
Validate JSON and display clear parsing errors.
Open tool →DeveloperHTML Escape/Unescape
Escape HTML special characters or restore text.
Open tool →TextCase Converter
Convert text to upper, lower, title, sentence, camel, or kebab case.
Open tool →TextText Line Sorter
Sort, reverse, deduplicate, or clean lines of text.
Open tool →TextDuplicate Line Remover
Remove duplicate lines while preserving their first occurrence.
Open tool →EverydayAge Calculator
Calculate age in years, months, and days from a birth date.
Open tool →EverydayDate Difference Calculator
Calculate the number of days and weeks between two dates.
Open tool →EverydayBMI Calculator
Calculate body mass index from height and weight.
Open tool →EverydayRunning Pace Calculator
Calculate pace, speed, or finish time for a distance.
Open tool →EverydayFuel Cost Calculator
Estimate fuel required and trip cost.
Open tool →EverydayRandom Number Generator
Generate random integers within a selected range.
Open tool →FinanceROI Calculator
Calculate return on investment from cost and final value.
Open tool →FinanceDebt-to-Income Calculator
Estimate monthly debt-to-income ratio.
Open tool →FinanceEmergency Fund Calculator
Estimate an emergency-fund target from monthly essential expenses.
Open tool →FinanceCredit Card Payoff Calculator
Estimate payoff time and interest for a fixed monthly payment.
Open tool →FinanceNet Worth Calculator
Calculate net worth from total assets and liabilities.
Open tool →BusinessMarkup and Margin Calculator
Compare markup and gross margin from cost and selling price.
Open tool →BusinessBusiness Break-even Calculator
Estimate units and revenue needed to cover fixed costs.
Open tool →BusinessProfit Margin Calculator
Calculate gross profit and profit margin.
Open tool →BusinessCPM Calculator
Calculate advertising cost per thousand impressions.
Open tool →BusinessConversion Rate Calculator
Calculate conversion rate from visitors and conversions.
Open tool →BusinessCustomer Acquisition Cost Calculator
Estimate acquisition cost per new customer.
Open tool →BusinessCustomer Lifetime Value Calculator
Estimate simple customer lifetime value.
Open tool →BusinessInventory Turnover Calculator
Calculate inventory turnover and days inventory outstanding.
Open tool →BusinessPayroll Cost Calculator
Estimate total payroll from wages and employer burden.
Open tool →BusinessFreelance Hourly Rate Calculator
Estimate an hourly rate from income target, expenses, and billable hours.
Open tool →BusinessSales Commission Calculator
Calculate commission and net sales proceeds.
Open tool →FinanceCAGR Calculator
Calculate compound annual growth rate.
Open tool →FinanceRule of 72 Calculator
Estimate how long money takes to double at a fixed annual rate.
Open tool →FinanceDividend Yield Calculator
Calculate annual dividend yield per share.
Open tool →TradingCrypto Average Price Calculator
Calculate weighted average purchase price across crypto buys.
Open tool →TradingTrade Expectancy Calculator
Estimate average expectancy per trade.
Open tool →TradingProfit Factor Calculator
Calculate profit factor from gross profit and gross loss.
Open tool →TradingRisk Per Trade Calculator
Calculate cash risk from account size and risk percentage.
Open tool →TradingFibonacci Retracement Calculator
Calculate common Fibonacci retracement levels between a high and low.
Open tool →TradingPivot Point Calculator
Calculate classic pivot, support, and resistance levels.
Open tool →EducationPercentage Error Calculator
Calculate absolute and percentage error.
Open tool →EducationMean Median Mode Calculator
Calculate common summary statistics from a list of numbers.
Open tool →EducationStandard Deviation Calculator
Calculate population and sample standard deviation.
Open tool →EducationGrade Calculator
Calculate a weighted course grade.
Open tool →EducationGPA Calculator
Calculate GPA from grade points and credits.
Open tool →EducationQuadratic Formula Calculator
Solve quadratic equations with real or complex roots.
Open tool →EducationSlope Calculator
Calculate slope between two coordinate points.
Open tool →EducationCoordinate Distance Calculator
Calculate distance between two coordinate points.
Open tool →EducationCircle Calculator
Calculate circle circumference and area from radius.
Open tool →EducationTriangle Area Calculator
Calculate triangle area from base and height.
Open tool →EducationOhm’s Law Calculator
Calculate voltage, current, resistance, and power from voltage and resistance.
Open tool →DeveloperBinary Decimal Converter
Convert integers between binary and decimal.
Open tool →DeveloperHEX RGB Color Converter
Convert colors between HEX and RGB notation.
Open tool →DeveloperQuery String Parser
Parse a URL query string into readable key-value pairs.
Open tool →TextURL Slug Generator
Convert text into a clean lowercase URL slug.
Open tool →TextReading Time Calculator
Estimate reading and speaking time from text length.
Open tool →TextCharacter Frequency Counter
Count how often each character appears in text.
Open tool →TextMorse Code Translator
Translate basic Latin text to Morse code.
Open tool →DeveloperData Size Converter
Convert bytes, kilobytes, megabytes, and gigabytes.
Open tool →EverydayAspect Ratio Calculator
Scale width and height while preserving aspect ratio.
Open tool →EverydayTime Duration Calculator
Calculate elapsed time between two clock times.
Open tool →EverydaySleep Cycle Calculator
Suggest wake times based on approximate 90-minute sleep cycles.
Open tool →EverydayDaily Water Intake Estimator
Estimate a basic daily water target from body weight.
Open tool →EverydayActivity Calorie Estimator
Estimate calories burned using MET, body weight, and duration.
Open tool →EverydayBody Fat Estimate Calculator
Estimate body-fat percentage using the U.S. Navy circumference method.
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