FreeTools — Tools for Everything
Free Online Tools & Calculators
FreeTools is a growing collection of 369+ free online tools, calculators, converters, generators and utilities designed to make everyday tasks simpler.
Finance
EMI CalculatorLoan CalculatorHome Loan EMI CalculatorCar Loan EMI CalculatorBike Loan EMI CalculatorPersonal Loan CalculatorEducation Loan CalculatorSIP CalculatorLumpsum Investment CalculatorMutual Fund CalculatorSWP CalculatorStep-Up SIP CalculatorFD CalculatorRD CalculatorPPF CalculatorNPS CalculatorEPF CalculatorCompound Interest CalculatorSimple Interest CalculatorCAGR CalculatorInflation CalculatorROI CalculatorGST CalculatorIncome Tax CalculatorSalary Calculator (CTC to In-Hand)Take Home Salary CalculatorGratuity CalculatorHRA CalculatorPF CalculatorRetirement CalculatorNet Worth CalculatorBudget CalculatorSavings Goal CalculatorCurrency ConverterMortgage CalculatorAuto Loan CalculatorInterest CalculatorPayment CalculatorAmortization CalculatorInvestment CalculatorFinance CalculatorMortgage Payoff Calculator401(k) CalculatorInterest Rate CalculatorHouse Affordability CalculatorSavings CalculatorRent Affordability CalculatorMarriage Tax CalculatorEstate Tax CalculatorPension CalculatorSocial Security CalculatorAnnuity CalculatorAnnuity Payout CalculatorCredit Card Payoff CalculatorCredit Cards Payoff CalculatorDebt Payoff CalculatorDebt Consolidation CalculatorLoan Repayment CalculatorStudent Loan CalculatorCollege Cost CalculatorCD CalculatorBond CalculatorRoth IRA CalculatorIRA CalculatorRMD CalculatorVAT CalculatorCash Back or Low Interest CalculatorAuto Lease CalculatorDepreciation CalculatorAverage Return CalculatorBusiness Loan CalculatorDebt-to-Income Ratio CalculatorReal Estate Investment CalculatorBoat Loan CalculatorLease CalculatorRefinance CalculatorRental Property CalculatorIRR CalculatorAPR CalculatorFHA Loan CalculatorVA Mortgage CalculatorHome Equity Loan CalculatorHELOC CalculatorDown Payment CalculatorRent vs Buy CalculatorPayback Period CalculatorPresent Value CalculatorFuture Value CalculatorMortgage Amortization Calculator
Health & Fitness
BMI CalculatorBMR CalculatorBody Fat CalculatorLean Body Mass CalculatorIdeal Weight CalculatorCalorie CalculatorDaily Calorie Needs CalculatorProtein Intake CalculatorWater Intake CalculatorMacro CalculatorTDEE CalculatorHeart Rate Zone CalculatorPace CalculatorRunning Calorie CalculatorPregnancy Due Date CalculatorOvulation CalculatorPregnancy Weight Gain CalculatorAge CalculatorPregnancy CalculatorPregnancy Conception CalculatorDue Date CalculatorArmy Body Fat CalculatorCarbohydrate CalculatorHealthy Weight CalculatorCalories Burned CalculatorOne Rep Max CalculatorTarget Heart Rate CalculatorProtein CalculatorFat Intake CalculatorConception CalculatorPeriod CalculatorGFR CalculatorBody Type CalculatorBody Surface Area CalculatorBlood Alcohol Content (BAC) CalculatorOverweight Calculator
Time & Date
Date Difference CalculatorDays Between DatesBusiness Days CalculatorWorking Days CalculatorWeek Number CalculatorLeap Year CheckerTime Duration CalculatorCountdown TimerStopwatchTime Zone ConverterWorld ClockDate CalculatorTime CalculatorHours CalculatorTime Card CalculatorDay of the Week Calculator
Unit Converters
Math Tools
Percentage CalculatorPercentage Increase CalculatorPercentage Decrease CalculatorFraction CalculatorRatio CalculatorScientific CalculatorStandard CalculatorAverage CalculatorMean CalculatorMedian CalculatorMode CalculatorProbability CalculatorPrime Number CheckerGCD CalculatorLCM CalculatorRandom Number GeneratorEquation SolverTriangle CalculatorVolume CalculatorStandard Deviation CalculatorNumber Sequence CalculatorPercent Error CalculatorExponent CalculatorBinary CalculatorHex CalculatorHalf-Life CalculatorSlope CalculatorLog CalculatorArea CalculatorSample Size CalculatorStatistics CalculatorPermutation and Combination CalculatorZ-Score CalculatorConfidence Interval CalculatorDistance CalculatorCircle CalculatorSurface Area CalculatorPythagorean Theorem CalculatorRight Triangle CalculatorRoot CalculatorFactor CalculatorRounding CalculatorMatrix CalculatorScientific Notation CalculatorBig Number CalculatorPrime Factorization CalculatorCommon Factor CalculatorLong Division CalculatorP-value Calculator
Text Tools
Word CounterCharacter CounterSentence CounterParagraph CounterReading Time CalculatorCase ConverterRemove Duplicate LinesText SorterText ReverserWhitespace RemoverLine Break RemoverSlug GeneratorURL EncoderURL DecoderBase64 EncoderBase64 DecoderHTML EncoderHTML DecoderJSON FormatterJSON ValidatorXML FormatterXML ValidatorYAML FormatterMarkdown Preview
Image Tools
PDF Tools
Merge PDFSplit PDFCompress PDFRotate PDFUnlock PDFProtect PDFsoonPDF to WordsoonWord to PDFsoonPDF to JPGJPG to PDFPDF to PNGPNG to PDFPDF Page ExtractorPDF Page NumberingPDF WatermarkPDF Metadata EditorDelete PDF PagesReorder PDF PagesPDF to TextExtract Images from PDFCrop PDFResize PDF PagesPDF N-up (2 or 4 per sheet)Grayscale PDFAdd Header & Footer to PDFSign PDFOCR PDF (Scanned to Text)
Developer Tools
HTML FormatterCSS MinifierCSS BeautifierJavaScript MinifiersoonJavaScript BeautifierSQL FormatterRegex TesterUUID GeneratorSHA256 GeneratorSHA1 GeneratorMD5 GeneratorJWT DecoderTimestamp ConverterUnix Timestamp ConverterCron Expression GeneratorColor PickerHEX to RGBRGB to HEXHEX to HSLLorem Ipsum Generator
Password & Security
Education
Business
Everyday Utilities
Dice RollerCoin FlipRandom Name PickerRandom Password GeneratorUsername GeneratorNickname GeneratorWiFi QR Code GeneratorURL ShortenersoonIP Address LookupZIP Code LookupPin Code LookupSunrise & Sunset CalculatorMoon Phase CalculatorWeather LookupLove CalculatorTip CalculatorRoman Numeral ConverterSleep CalculatorChild Height PredictorBra Size CalculatorShoe Size ConverterGolf Handicap CalculatorIP Subnet CalculatorGDP CalculatorDownload Time CalculatorWind Chill CalculatorHeat Index CalculatorDew Point Calculator
CAD & 3D
Construction & Home
Science & Engineering
Automotive
What is FreeTools?
FreeTools is a collection of 369+ online tools and calculators that run entirely in your browser. It brings finance, health, math, text, image, PDF, developer and unit-conversion tools together in one place — all private, and ready to use with no sign-up, no installation and nothing uploaded.
- Free online calculators — 231 calculators for finance, health, math, school, dates and trades, including the mortgage calculator, BMI calculator and percentage calculator.
- Finance tools & calculators — loan, EMI, SIP, tax, mortgage and investment calculators.
- PDF tools — merge, split, compress, sign, convert and OCR PDF files.
- Image tools — compress, resize, crop and convert images online.
- Developer tools — formatters, encoders, generators and reference cheat sheets.
- Text tools — word counters, case converters and text cleaners.
- Unit converters — length, weight, temperature, speed and dozens more.
Every tool is a fast, browser-based web application — free to use, privacy-first, and available on any device with no account required.