Simple Interest Calculator

Formula: Simple Interest = Principal × Rate × Time

Principal Amount ($)

Annual Interest Rate (%)

Time Period (Years)

Principal Amount ($)

Annual Interest Rate (%)

Time Period

Time Unit

Interest Payment Frequency

Calculation Basis Banking vs. exact calculation

Principal Amount ($)

Annual Interest Rate (%)

Time Period (Years)

Compound Frequency (for comparison)

Annual Additional Contributions ($) Extra money added each year

Simple Interest Total

Compound Interest Total

Difference

Compound Advantage

Year	Simple Interest Balance	Compound Interest Balance	Difference	Simple Annual Interest	Compound Annual Interest

Interest Rate	Simple Interest	Final Amount	Monthly Interest

🧮 Simple Interest Calculator