MoneyCalc
7 free calculators

Free Other Calculators 2026

Handy financial tools: APR, effective interest rate, car affordability, tip splitter, and more.

Browse CalculatorsHow to Use

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7 calculators

Break-Even Sales Calculator

Calculate the units and revenue needed to cover fixed and variable costs. Compare expected sales with your monthly break-even point.

  • How many sales do I need to cover my costs?
  • Worked example and formula
  • Adjustable scenario presets
Compare scenariosUse Calculator
APR Calculator

Estimate loan APR from equal monthly payments and upfront fees. Compare the nominal rate, estimated APR and total interest plus fees.

  • APR vs. nominal rate comparison
  • Fee-inclusive calculation
  • Total finance charge
  • Equal-payment APR estimate
APR: 8.2%Use Calculator
Effective Interest Rate Calculator

Calculate the Effective Annual Rate (EAR) for any nominal rate and compounding frequency.

  • EAR calculation
  • All compounding frequencies comparison
  • Annual, quarterly, monthly and daily comparison
  • Nominal vs. effective comparison
EAR: 10.52%Use Calculator
Car Affordability Calculator
Popular

Find out the maximum car price you can afford based on the 15% of income guideline.

  • 15% income guideline
  • Max car price and loan amount
  • Insurance, fuel and maintenance inputs
  • Monthly payment for max price
Max: $28,500Use Calculator
Tip Calculator & Bill Splitter
Popular

Calculate tip amount and split the bill evenly with quick-select tip percentage buttons.

  • Quick-select 15/18/20/25% buttons
  • Per-person split calculation
  • Custom tip percentage
  • Equal bill splitting
$30/personUse Calculator
Currency Converter
Popular

Convert an amount between 10 currencies using your quoted exchange rate. View the converted amount and inverse rate; no live market feed.

  • 10 currency labels
  • Enter your provider’s exchange rate
  • No live-rate dependency
  • Reverse conversion
Enter a quoted rateUse Calculator
Profit Margin Calculator

Calculate gross profit, net profit, profit margins and markup from revenue, cost of goods sold and operating expenses.

  • Gross margin calculation
  • Markup calculation
  • Net margin after entered expenses
  • Visual profit breakdown
Margin: 33.33%Use Calculator

Other Calculators Guides

APR vs. Interest Rate: What's the Difference?

APR includes fees and is always higher than the nominal interest rate. It's the true cost of borrowing — use it to compare loan offers accurately.

4 min read

How the Effective Annual Rate Is Calculated

EAR accounts for compounding frequency. A 10% nominal rate compounded daily has an EAR of 10.52% — meaningfully higher than annual compounding.

3 min read

Car Affordability: The 15% Rule

Many financial experts recommend spending no more than 15% of monthly take-home pay on all vehicle expenses (payment, insurance, gas, maintenance).

4 min read

Compare Other Calculators Calculators

NameBest ForComplexityKey Feature
APR CalculatorTrue loan cost including feesModerateEstimated fee-inclusive APR
Effective Interest RateComparing compounding frequenciesModerateAll-frequency comparison table
Tip CalculatorQuick bill splittingSimpleQuick-select % buttons
Profit MarginBusiness pricing and margin analysisSimple3 calculation modes

Frequently Asked Questions

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Why Use MoneyCalc?

Free tools with explained assumptions

No Account Required

MoneyCalc calculators run entirely in your browser. Some tools save settings locally on your device.

100% Free

All calculators are completely free to use. No subscriptions, no hidden fees, no paywalls.

Transparent Estimates

Read the formula, assumptions and model limitations alongside each calculator.

Works on Any Device

Optimized for mobile, tablet, and desktop. Calculate on the go from any browser.

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