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Six nests, every everyday number
FinanceDividends, Roth IRA, compound interest, ROI, CDs, and options.9 calculators live
PaycheckTake-home pay by state, overtime, raises, and salary to hourly.6 calculators live
EducationGPA, semester grades, AP scores, SAT and ACT conversions.9 calculators live
ConstructionConcrete, cubic yards, board feet, stairs, and roof pitch.8 calculators live
HealthBAC, body fat, TDEE, macros, and fitness body metrics.7 calculators live
MathAverages, standard deviation, percentages, GCF, and p-values.6 calculators live
Money and investing
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Finance calculators
Dividend CalculatorProject dividend income year by year with DRIP reinvestment.Open →
Roth IRA CalculatorSee what steady contributions grow into, tax free.Open →
Compound InterestWatch a balance snowball with any rate and timeline.Open →
ROI CalculatorReturn on investment and annualized return in seconds.Open →
CD CalculatorInterest and ending balance for any CD term and APY.Open →
Options ProfitModel profit and loss for calls and puts before you trade.Open →
NPV CalculatorNet present value of future cash flows at your discount rate.Open →
Investment CalculatorProject any portfolio with contributions and a growth rate.Open →
School and exams
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Education calculators
GPA CalculatorWeighted or unweighted GPA from your course grades.Open →
APUSH Score CalculatorTurn your practice section scores into a predicted AP score.Open →
SAT Score CalculatorConvert raw section results into a total SAT score.Open →
Final Grade CalculatorThe score you need on the final to hit your target grade.Open →
Work and take-home pay
All paycheck tools →
Paycheck calculators
Michigan PaycheckEstimated take-home pay after Michigan and federal taxes.Open →
Florida PaycheckWhat lands in your account in a no-income-tax state.Open →
Overtime CalculatorTime-and-a-half and double-time pay for extra hours.Open →
Salary to HourlyConvert an annual salary into a true hourly wage.Open →
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