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Recommended tools

• Dividend calculatorEstimate distributions from invested capital and yield, with optional contributions and reinvestment.

  ExampleUSD 10,000 · 6% annual yield

  $50/mo

  Projected dividend · before tax

  Example · equal monthly payout→☆
• Compound interest calculatorProject growth from a starting balance and monthly end-of-month additions.Structure example→☆
• Percentage calculatorFind shares, ratios, percent change, and discounted prices.

  Example25% off USD 80

  $60

  Sale price

  Save $20

  Original$80

  Sale$60

  Example · discount→☆
• Loan repayment calculatorCompare three repayment styles: equal payment, equal principal, and bullet.

  ExampleUSD 100,000 · 4% · 10 years

  equal total payment

  $1,012.45/mo

  Estimated monthly payment

  Remaining principal

  Example · equal total payment→☆
• Split bill calculatorSplit a total evenly across people with fair remainder handling.

  ExampleUSD 84 · 4 people

  $21per person

  Equal split

  P1$21

  P2$21

  P3$21

  P4$21

  Example · 4-way split→☆
• Date difference calculatorDays between two dates, inclusive count, and weeks.

  Example2026-10-01 → 2026-10-31

  30days

  Between the dates

  Excluding start date

  Example · excluding start date→☆

Browse all tools from the left navigation or search.

Display language is English. Calculators that use Korea-specific tax, VAT, lease, or pyeong rules are labeled South Korea rules — amounts stay in KRW and are not converted.