Simple Interest Calculator

Compute linear interest gains on savings accounts, standard bills, or personal agreements quickly and accurately.

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Capital Setup
₹ 1,00,000
10.0%
%
10 Years
Years
Interest Breakdown
Maturity Amount ₹ 2,00,000
Principal Amount ₹ 1,00,000
Simple Interest Earned ₹ 1,00,000

Day-Count Interest Insights

Under the Actual/365 convention, your tenure translates to exactly 10.0000 fractional years:

Year Factor (T) 10.0000 yrs
Standard 365 Delta ? 0 (Base)
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Simple Interest Formulas

The mathematical operation to compute simple interest is derived as:

Simple Interest (SI) = (P × R × T) / 100

Where:

  • P = Principal Amount
  • R = Rate of Interest (p.a. in %)
  • T = Time Duration (in years, based on Day-Count standard)

The total maturity amount is calculated as: **Maturity Amount = Principal + Simple Interest**.

Linear Capital Growth Projection Schedule

Period Opening Balance Interest Added Closing Balance
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Frequently Asked Questions

Simple interest is calculated solely on the principal deposit, earning the exact same flat interest sum each year. Compound interest earns returns on both the principal and all accumulated interest from prior periods, generating exponential growth.

Simple interest is typically used for short-term personal loans, car loans with flat-rate agreements, certain savings accounts, and late fee calculations on invoices or credit card balances.