Finance Tools • 3 min read

FD/RD Calculator: Compare Fixed Deposit Interest Instantly

Calculate maturity amounts and interest earned on Fixed Deposits (FD) and Recurring Deposits (RD). Compare quarterly, half-yearly, and annual compounding.

By ToolClub Finance Desk • Published 2026-06-06

Maximizing Safe Returns

When locking your money into a Fixed Deposit (FD) or a Recurring Deposit (RD), the compounding frequency (quarterly vs annually) makes a huge difference in your final payout. Banks often advertise high rates, but the actual maturity math can be confusing.

Precise Banking Math in Your Browser

With our FD/RD Calculator, you can simulate exact maturity amounts before committing your funds to a bank. Run the numbers privately without giving your phone number to bank aggregators.

Pros & Features

  • Dual Functionality: Toggle seamlessly between lump-sum (FD) and monthly deposit (RD) logic.
  • Custom Compounding: Choose between monthly, quarterly, half-yearly, or annual compounding frequencies to match your bank's exact policy.
  • Instant Comparison: Adjust the tenure or interest rate slider to see how small tweaks drastically change your payout.

How to Use the Calculator

  1. Select Type: Choose whether you are analyzing an FD or an RD.
  2. Principal Amount: Enter your total deposit or monthly installment.
  3. Interest & Tenure: Input the bank's offered interest rate and the lock-in period.
  4. View Payout: See your guaranteed maturity value and total interest earned instantly.