ดอกเบี้ยและ APR เครื่องคิดเลข
Simple and compound interest, APR and rates. Instant result with breakdown, formula and payment schedule. Free financial calculator.
เครื่องคิดเลข ดอกเบี้ยและ APR ทั้งหมด
Simple Interest Calculator
Calculate I = Prt and A = P(1 + rt). Instant result with amortization table, formula and chart. Free financial calculator.
Compound Interest
Calculate compound interest with any frequency. Instant result with amortization table, formula and chart. Free financial calculator.
APR Calculator
Annual Percentage Rate calculation. Instant result with amortization table, formula and chart. Free financial calculator.
Effective Annual Rate
Calculate true annual interest rate (EAR). Instant result with formula, worked example and step-by-step solution. No signup required.
Effective Interest Rate
Convert nominal to effective rate. Instant result with breakdown, formula and payment schedule. Free financial calculator.
Nominal Interest Rate
Calculate nominal interest rate. Instant result with breakdown, formula and payment schedule. Free financial calculator.
Periodic Interest Rate
Convert annual rate to periodic rate. Instant result with breakdown, formula and payment schedule. Free financial calculator.
Daily Interest Calculator
Interest calculations for daily compounding periods. Instant result with formula, examples and step-by-step calculation. Free online calculator.
Monthly Interest Calculator
Interest calculations for monthly compounding periods. Instant result with formula, examples and step-by-step calculation. Free online calculator.
APR to APY Converter
Convert annual percentage rate to annual percentage yield. Instant result with formula, examples and step-by-step calculation. Free online calculator.
Daily Compound Interest Calculator
Compounding interest calculated on a daily basis. Instant result with formula, examples and step-by-step calculation. Free online calculator.
Rule of 114 Calculator
Years to triple money at a given interest rate. Instant result with formula, examples and step-by-step calculation. Free online calculator.
Real Interest Rate Calculator
Inflation-adjusted return on investments. Instant result with formula, examples and step-by-step calculation. Free online calculator.
Fisher Effect Calculator
Relationship between nominal, real rates and inflation. Instant result with formula, examples and step-by-step calculation. Free online calculator.
Inflation-Adjusted Return Calculator
Real investment returns after accounting for inflation. Instant result with formula, examples and step-by-step calculation. Free online calculator.