Simple Interest Calculator
Calculate simple interest, total amount, and earnings for any principal, rate, and time period
Formula
Simple Interest = (Principal × Rate × Time) / 100
Total Amount = Principal + Interest
Continue Exploring
Other Finance Tools you might like...
FIRE Calculator
Calculate your Financial Independence, Retire Early (FIRE) number — years to retire, FIRE age, monthly income, and milestone tracker with Lean, Fat, and Barista FIRE modes
Crypto Profit Calculator
Calculate cryptocurrency profit and loss — enter buy price, sell price, and fees to see your P&L and ROI
Dividend Yield Calculator
Calculate dividend yield, annual income, and yield on cost for any stock
Stock Return Calculator
Calculate total stock return including dividends, capital gains, and annualized performance over any time period
IBAN Validator & Generator
Validate International Bank Account Numbers with mod-97 checksum and generate test IBANs for 39 countries — full structure breakdown and BBAN format checking
SWIFT/BIC Validator
Validate SWIFT/BIC codes — full ISO 9362 structure breakdown with bank, country, location, and branch identification, plus test/passive/live status detection
Debt Snowball Calculator
Pay off debt faster with the snowball or avalanche method — see your payoff order, timeline, and total interest saved
Budget Planner
Track monthly income and expenses, calculate savings rate, and visualize your budget breakdown