Diameter Calculator Calculate the diameter from radius, circumference, or area for circles and spheres What do you know? RadiusCircumferenceAreaSphere Volume Value Calculate Reset Calculating diameter… Diameter Results Diameter – Radius – Circumference – Area – Input Summary Calculation Type: Input Value: Formulas Used Copy Results Share Results The Diameter Calculator is a simple yet powerful … Read more
Diablo 4 Build Calculator Customize your build and see your stats and summary instantly Class Select ClassBarbarianSorcererRogueDruidNecromancer Level Main Stat (Strength/Intelligence/Dexterity/Wisdom) Vitality Skill Points Allocated Legendary Powers Used Calculate Reset Calculating your build… Build Summary Level – Main Stat – Vitality – Skill Points – Legendary Powers – Estimated HP – Estimated Attack Power – … Read more
Delta H Calculator Calculate enthalpy change (ΔH) for chemical reactions using reactants and products values Sum of ΔH° (Reactants) (kJ/mol) Sum of ΔH° (Products) (kJ/mol) Reaction Equation (optional) Calculate Reset Calculating enthalpy change… ΔH Calculation Results ΔH (Reaction) – Exothermic/Endothermic – Summary Reactants ΔH°: Products ΔH°: Equation: Formula Used ΔH = Σ ΔH°(products) – Σ … Read more
Coefficient of Variation (CV) Calculator Calculate the coefficient of variation for your dataset (measure of relative variability) Enter your numbers (comma or space separated) Calculate Reset Calculating… CV Results Mean – Standard Deviation – Coefficient of Variation – Relative Variability – Summary Dataset: Count: Formula CV: (Standard Deviation / Mean) × 100% Copy Results Share … Read more
Curta Calculator Simulate addition, subtraction, multiplication, and division, just like a Curta mechanical calculator. Operation AdditionSubtractionMultiplicationDivision Number 1 Number 2 Calculate Reset Simulating Curta calculation… Curta Calculation Results Operation – Number 1 – Number 2 – Result – Steps (Curta Style) Copy Results Share Results The Curta Calculator is a fascinating digital simulation of the … Read more
Coefficient of Variation Calculator Calculate the Coefficient of Variation (COV) for your data set. Enter your values separated by commas, spaces, or new lines. Data set Calculate Reset Calculating COV… COV Results Mean – Standard Deviation – COV (%) – Count – Summary Raw data: Data range: Formulas Used Mean: Σx / n Std. Deviation: … Read more
Cos Calculator Find the cosine of an angle in degrees or radians, plus useful info Angle Unit DegreesRadians Calculate Reset Calculating cosine… Cosine Results Cos(angle) – Angle in radians – Angle in degrees – Cos Value Rounded – Summary Input Angle: Unit: Formula Used: Tips Range: Cosine ranges from -1 to 1 Periodicity: cos(x) = … Read more
Corsair PSU Calculator Estimate recommended PSU wattage for your PC build CPU Type Select CPUIntel Core i3Intel Core i5Intel Core i7Intel Core i9AMD Ryzen 3AMD Ryzen 5AMD Ryzen 7AMD Ryzen 9Other/Custom GPU Type Select GPUNo Dedicated GPUNvidia GTX 1650Nvidia RTX 3060Nvidia RTX 3070Nvidia RTX 3080Nvidia RTX 4090AMD RX 6600AMD RX 6700 XTAMD RX 7900 XTOther/Custom … Read more
Convergence Interval Calculator Find the interval of convergence for power series and get detailed analysis Power Series Expression (in terms of x) Examples: (x^n)/n, (x-2)^n/n!, (3x)^n/(n^2), etc. Series Center (a) Test Method Ratio TestRoot TestOther/Manual Calculate Reset Analyzing series for convergence interval… Interval of Convergence Interval – Radius of Convergence – Converges At Left Endpoint? … Read more
Class Calculator Calculate your class grade, final score, and what you need on your final! Assignment Average (%) Assignment Weight (%) Midterm Score (%) Midterm Weight (%) Current Grade (%) Final Exam Weight (%) Desired Final Grade (%) Calculate Reset Calculating your scores… Class Grade Results Weighted Assignment – Weighted Midterm – Current Weighted Grade … Read more
Circumference to Diameter Calculator Enter the circumference to instantly find the diameter and radius of a circle. Circumference Calculate Reset Calculating… Circle Calculation Results Diameter – Radius – Summary Circumference: Diameter: Radius: Formulas Used Diameter: C / π Radius: Diameter / 2 Copy Results Share Results Understanding the relationship between a circle’s circumference, diameter, and … Read more
Chain Rule Calculator Find the derivative of composite functions using the chain rule Outer function f(u) Inner function u(x) Evaluate at x = (optional) Decimal precision 3 decimal places4 decimal places5 decimal places Calculate Reset Calculating with chain rule… Chain Rule Results Composite Function – Derivative – Evaluated Value – Outer f'(u) – Inner u'(x) … Read more
Centimeters To Inches Calculator Convert centimeters to inches easily and accurately. Centimeters (cm) Convert Reset Converting… Conversion Results Centimeters – Inches – Summary Formula: Inches = Centimeters ÷ 2.54 Rounded to: 4 decimal places Copy Results Share Results When you’re dealing with measurements, precision matters — especially when converting between metric and imperial systems. The … Read more
Cash For Gold Calculator Estimate payout for your gold based on weight, purity, and market price Gold weight Weight unit Gram (g)Ounce (oz) Purity 24K (99.9%)22K (91.6%)18K (75.0%)14K (58.3%)10K (41.7%) Current market price per gram/oz $ Enter price per selected unit Dealer payout (%) Most dealers pay 70-90% of market value Calculate Reset Calculating payout… … Read more
Canvas Grade Calculator Calculate your final grade based on assignment scores and weights Number of assignments Calculate Reset Calculating your grade… Grade Results Total Weighted Grade – Letter Grade – Assignments Entered – Total Weight Used – Assignment Breakdown Tips Check weights: Total should be 100% Missing grades: Leave as 0 or adjust weights Copy … Read more
Buy Or Lease Calculator Compare the true cost of buying vs leasing a car over a given period! Car price (Buy) $ Down payment (Buy) $ Loan interest rate (Buy, % APR) Loan term (years) Ownership/Lease period (years) Estimated resale/trade-in value after period $ Monthly lease payment $ Lease down payment $ Lease fees + … Read more
BUN Creatinine Ratio Calculator Calculate your BUN/Creatinine Ratio for renal function and differential diagnosis BUN (Blood Urea Nitrogen) (mg/dL) Creatinine (mg/dL) Calculate Reset Calculating ratio… BUN/Creatinine Ratio Results BUN/Creatinine Ratio – Interpretation – Summary BUN (mg/dL): Creatinine (mg/dL): Interpretation Guide Normal: 10:1 to 20:1 High (>20:1): Pre-renal (dehydration, GI bleed, etc.) Low (<10:1): Liver disease, … Read more
Boys Growth Calculator Estimate a boy’s adult height, growth percentile, and compare with parents’ heights. Boy’s Age (years) Boy’s Height (cm) Boy’s Weight (kg) Father’s Height (cm) Mother’s Height (cm) Has puberty started? SelectNoYes Calculate Reset Calculating growth prediction… Growth Results Predicted Adult Height – Target Height (Mid-parental) – Current BMI – Growth Percentile* – … Read more
Blox Fruits Trade Calculator Calculate the value, difference, and fairness of your Blox Fruits trade. Supports up to 4 fruits per side. Your Fruits (up to 4): Their Fruits (up to 4): Calculate Reset Checking trade value… Trade Results Your Offer Value – Their Offer Value – Trade Difference – Fair Trade? – Trade Details … Read more
Bike Gear Ratio Calculator Calculate your gear ratio, gain ratio, and development for different chainring and cog sizes Front chainring (teeth) Rear cog (teeth) Wheel diameter (mm) Crank length (mm) Calculate Reset Calculating gear ratios… Results Gear Ratio – Gain Ratio – Development (m) – Meters per Revolution – Summary Chainring: Cog: Wheel Diameter: Crank … Read more
Basis Point Calculator Calculate basis points, percentage and value changes easily Basis Points (bps) Base Value Direction IncreaseDecrease Calculate Reset Calculating basis points… Basis Point Calculation Basis Points as % – Value Change – New Value – Direction – Summary Basis Points: Base Value: Value Change: New Value: Formulas Used Bps to %: (bps) ÷ … Read more
Balatro Score Calculator Calculate your poker hand score in Balatro with multipliers, chips, and more! Poker Hand Type Select HandHigh CardPairTwo PairThree of a KindStraightFlushFull HouseFour of a KindStraight FlushFive of a Kind Base Multiplier (x) Chips (points per hand) Extra Multiplier (from Jokers, Planets, etc.) Number of Hands Played Calculate Reset Calculating score… Your … Read more
Balatro Score Calculator Calculate your poker hand score in Balatro with multipliers, chips, and more! Poker Hand Type Select HandHigh CardPairTwo PairThree of a KindStraightFlushFull HouseFour of a KindStraight FlushFive of a Kind Base Multiplier (x) Chips (points per hand) Extra Multiplier (from Jokers, Planets, etc.) Number of Hands Played Calculate Reset Calculating score… Your … Read more
Auto Diminished Value Calculator Estimate your car’s loss in value after an accident and repair using the 17c and custom formulas. Pre-Accident Value $ Damage Severity (%) Percentage of the car’s value affected by the damage. (e.g. 20-40%) Vehicle Mileage State/Insurer Modifier Standard (Default)Some Insurers (0.9)Some States (0.8)Strict (0.7) Calculate Reset Calculating diminished value… Diminished … Read more
Arkansas Weekly Paycheck Calculator Estimate your weekly net (take-home) pay after Arkansas & Federal taxes Gross weekly pay $ Filing status SingleMarriedHead of Household Number of dependents Pre-tax deductions (weekly) $ 401(k)/Retirement % (of gross) Calculate Reset Crunching the numbers… Paycheck Breakdown Federal Tax – Arkansas State Tax – Social Security – Medicare – Total … Read more
Arkansas Wage Calculator Estimate your gross and net pay based on Arkansas state minimums and your work details. Wage Type HourlySalary Hourly Rate $ Annual Salary $ Hours per week Weeks per year Filing Status SingleMarried Calculate Reset Calculating your wages… Your Arkansas Pay Results Gross Pay (Yearly) – Gross Pay (Monthly) – Net Pay … Read more
Arkansas Take Home Pay Calculator Estimate your Arkansas net pay after federal & state tax deductions Gross Salary (annual) $ Pay frequency AnnuallyMonthlyBi-WeeklyWeekly Filing status SingleMarriedHead of Household Number of dependents 401(k) Contribution (%) Calculate Reset Calculating your Arkansas take home pay… Your Take Home Pay Gross Pay – Federal Tax – Arkansas State Tax … Read more
Arkansas Pay Calculator Estimate your Arkansas paycheck, taxes, and net pay based on 2025 tax rates Gross pay (per period) $ Pay frequency WeeklyBiweeklySemimonthlyMonthlyAnnually Filing status SingleMarriedHead of Household Number of dependents Pre-tax deductions (401k, HSA, etc) $ Calculate Reset Calculating your Arkansas paycheck… Your Arkansas Paycheck Net Pay (per period) – Federal Tax – … Read more
Arbitrage Calculator Calculate surebet (arbitrage) opportunities for 2-way or 3-way sports bets Total Stake Amount Odds for Outcome 1 Odds for Outcome 2 Odds for Outcome 3 (optional, leave blank for 2-way) Calculate Reset Crunching the odds… Arbitrage Analysis Arb % – Profit – Stake 1 – Stake 2 – Stake 3 – Guaranteed Return … Read more
Apartment Lease Calculator Calculate your total lease cost, utilities, and additional fees for any lease term Monthly Rent $ Lease Term (months) Monthly Utilities (total) $ Security Deposit $ Monthly Parking Fee (optional) $ One-time Move-in or Other Fees (optional) $ Calculate Reset Calculating your lease breakdown… Lease Cost Analysis Total Rent – Utilities Total … Read more