FD Calculator

Calculate Fixed Deposit maturity amount with compounding options and monthly payout mode in Indian Rupees.

Reviewed by CalculatorApp.me Finance Team

FD Calculator β€” Complete Guide

Fixed Deposit maturity formulas, comparison of compounding frequencies, tax implications, and optimization strategies.

FD

Fixed Deposit / Term Deposit

6-8%

Bank FD rates (India, 2024)

4-5%

CD rates (USA, 2024)

DICGC/FDIC

Deposit insurance coverage

What Is a Fixed Deposit (FD)?

A Fixed Deposit (FD) β€” also called a Term Deposit or Certificate of Deposit (CD) internationally β€” is a financial instrument where you deposit a lump sum with a bank or financial institution for a fixed period at a predetermined interest rate. The capital and returns are guaranteed, making FDs the cornerstone of conservative investing.

In India, FDs remain the most popular savings instrument β€” banks hold over β‚Ή200 lakh crore ($2.4 trillion) in term deposits. FDs offer guaranteed returns, deposit insurance (β‚Ή5 lakh per depositor via DICGC), and flexible tenure options from 7 days to 10 years.

The maturity amount depends on four factors: principal amount, interest rate, tenure, and compounding frequency (quarterly is most common in India). Understanding these factors helps maximize your FD returns.

FD Maturity Formulas

Simple Interest FD
A = P Γ— (1 + r Γ— t)
Interest = P Γ— r Γ— t

Where:
P = Principal (deposit amount)
r = Annual interest rate (decimal)
t = Time in years

Example (β‚Ή5,00,000 at 7% for 3 years):
A = 5,00,000 Γ— (1 + 0.07 Γ— 3)
A = β‚Ή6,05,000 | Interest = β‚Ή1,05,000

Simple interest pays less than compound β€” used mainly for short-term FDs.

Compound Interest FD
A = P Γ— (1 + r/n)^(nΓ—t)

Where:
n = Compounding frequency per year
  Quarterly: n=4, Monthly: n=12

Example (β‚Ή5,00,000 at 7%, 3 years, quarterly):
A = 5,00,000 Γ— (1 + 0.07/4)^(4Γ—3)
A = 5,00,000 Γ— (1.0175)^12
A = β‚Ή6,15,687 | Interest = β‚Ή1,15,687

Quarterly compounding earns β‚Ή10,687 more than simple interest on the same FD.

Effective Annual Rate
EAR = (1 + r/n)^n βˆ’ 1

Examples for 7% nominal rate:
Annual compounding:    EAR = 7.000%
Quarterly compounding: EAR = 7.186%
Monthly compounding:   EAR = 7.229%
Daily compounding:     EAR = 7.250%

Difference: Daily earns 0.25% more than annual.

Compare FDs using EAR, not nominal rates β€” especially across different compounding frequencies.

Post-Tax FD Returns
Post-Tax Return = r Γ— (1 βˆ’ Tax Rate)

Example (7% FD, 30% tax bracket):
Post-tax = 7% Γ— (1 βˆ’ 0.30) = 4.9%

With 6% inflation:
Real return = 4.9% βˆ’ 6% = βˆ’1.1%

FDs in the highest tax bracket often
deliver negative real returns!

Consider tax-saving FDs (80C) and inflation impact when evaluating FD returns.

FD Rates Comparison (2024)

Bank/Institution1 Year2 Years3 Years5 YearsSenior Citizen Extra
SBI6.80%7.00%6.75%6.50%+0.50%
HDFC Bank6.60%7.00%7.00%7.00%+0.50%
ICICI Bank6.70%7.10%7.00%7.00%+0.50%
Post Office (POTD)6.90%7.00%7.10%7.50%N/A
Small Finance Banks7.50%8.00%8.25%8.00%+0.50%
Corporate FDs (AAA)7.50%8.00%7.75%7.75%Varies

Note: Rates are indicative and subject to change. Always verify with the institution before investing.

History of Fixed Deposits

1694

Bank of England β€” First Modern Deposits

The Bank of England accepted term deposits from the public at fixed interest rates, establishing the foundational model for modern fixed deposits used worldwide.

1834

India's First Bank Deposits

The Bank of Bombay (later merged into SBI) began accepting fixed-term deposits from Indian savers, introducing the concept to the subcontinent.

1961

FD Interest Rate Regulation (India)

RBI began regulating FD interest rates to prevent excessive competition. Banks were mandated to follow prescribed rate ranges based on tenure β€” creating a standardized FD market.

1997

Deregulation of FD Rates

RBI deregulated interest rates on term deposits above β‚Ή15 lakh, allowing banks to compete on rates. This later extended to all FD sizes, creating the competitive rate environment we see today.

2020

DICGC Cover Increased to β‚Ή5 Lakh

India increased deposit insurance from β‚Ή1 lakh to β‚Ή5 lakh per depositor per bank, significantly enhancing safety of FD investments β€” especially relevant after PMC Bank crisis.

2022-24

FD Rate Revival

After years of declining rates post-demonetization, FD rates revived as RBI hiked the repo rate to 6.50%. Senior citizen rates crossed 7.5% at major banks, making FDs attractive again.

Key Research & Data

FD Myths vs. Facts

βœ•

FDs are always safe β€” you can never lose money.

βœ“

While FDs are guaranteed by deposit insurance (up to β‚Ή5L in India, $250K in USA), any amount above the insurance limit is at risk if the bank fails. Always check the bank's financial health and stay within insured limits.

βœ•

Higher FD rates always mean better returns.

βœ“

A higher nominal rate can be misleading. Compare using the Effective Annual Rate (EAR) which accounts for compounding frequency. Also consider post-tax returns β€” a 7% FD in the 30% tax bracket yields only 4.9% post-tax.

βœ•

Breaking an FD early means losing all interest.

βœ“

Premature withdrawal usually means a 0.5-1% penalty on the applicable rate β€” not forfeiting interest entirely. Some banks may apply the rate for the actual period held, minus a penalty. Still, you earn something.

βœ•

FDs always beat inflation.

βœ“

In India (2024), with FD rates at 7% and inflation at 5-6%, real returns are only 1-2% pre-tax and often negative post-tax. During 2020-22, FD rates dropped below 5% while inflation exceeded 6%, delivering negative real returns.

Frequently Asked Questions

What is a Fixed Deposit?β–Ό
A Fixed Deposit is a savings instrument where you deposit a lump sum for a fixed period at a guaranteed interest rate. The bank pays interest at the agreed rate, and your principal is returned at maturity. FDs are insured up to β‚Ή5 lakh in India.
How is FD interest calculated?β–Ό
Most Indian banks calculate FD interest using quarterly compounding: A = P Γ— (1 + r/4)^(4t). For example, β‚Ή1,00,000 at 7% for 1 year with quarterly compounding yields β‚Ή1,07,186 β€” β‚Ή186 more than simple interest.
What is the difference between FD and CD?β–Ό
FD (Fixed Deposit) is the Indian term; CD (Certificate of Deposit) is the US/international term. Functionally identical β€” both are fixed-term, fixed-rate deposit instruments. CDs are FDIC-insured ($250K), FDs are DICGC-insured (β‚Ή5L).
Can I get a loan against my FD?β–Ό
Yes, most banks offer loans/overdrafts against FDs at 1-2% above the FD rate. You can typically borrow up to 90% of the FD value. This avoids premature withdrawal penalties while providing liquidity.
What is a tax-saving FD?β–Ό
5-year tax-saving FDs qualify for Section 80C deduction up to β‚Ή1.5 lakh/year. They have a mandatory 5-year lock-in (no premature withdrawal). However, interest earned is fully taxable β€” reducing their effective benefit.
Should I choose cumulative or non-cumulative FD?β–Ό
Cumulative FDs compound interest and pay at maturity β€” ideal for wealth growth. Non-cumulative pays interest monthly/quarterly β€” useful for regular income (retirees). Cumulative yields higher total returns due to compounding.
What happens to FD after the holder's death?β–Ό
The FD is transferred to the nominee or legal heirs. Interest continues at the original rate until maturity. Heirs can also request premature closure. Nomination should be filed at the time of FD creation.
Are corporate FDs safe?β–Ό
Corporate FDs carry higher credit risk than bank FDs and are NOT covered by DICGC. Only invest in companies with AAA/AA+ credit ratings. Returns are 0.5-2% higher than bank FDs to compensate for the additional risk.
How does TDS work on FD interest?β–Ό
Banks deduct 10% TDS if total interest exceeds β‚Ή40,000/year (β‚Ή50,000 for seniors). If your income is below the taxable limit, submit Form 15G/15H to avoid TDS. PAN is mandatory; 20% TDS applies without it.
What is an FD ladder strategy?β–Ό
Instead of one large FD, split into multiple FDs of varying tenures (1, 2, 3, 4, 5 years). As each matures, reinvest at the longest tenure. This provides periodic liquidity while capturing the best rates.
Should seniors choose FD or SCSS?β–Ό
Senior Citizens Savings Scheme (SCSS) offers 8.2% (2024) vs ~7.5% FD rate for seniors. SCSS has a 5-year lock-in and β‚Ή30 lakh limit but offers higher returns and quarterly payouts. Consider both for diversification.
Are FD returns guaranteed?β–Ό
The interest rate is guaranteed for the FD term. Principal is guaranteed up to DICGC insurance limit (β‚Ή5L). For amounts above β‚Ή5L or in corporate FDs, there's a theoretical default risk, though historically rare for major banks.

References

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Methodology, sources & limitations

This calculator uses a published formula and the values entered in the calculator to generate the result.

Formula
A = P Γ— (1 + r/4)^(4Γ—t)
Jurisdiction & units
Intended for US, IN, EU, GB, AU, CA. Supports both units where applicable.
Assumptions & limitations
Results use the inputs you provide and published formulas or rate assumptions. They are estimates, not financial, tax, lending, or investment advice.
Review status
Formula and automated QA completed June 21, 2026; independent professional review is pending. Next scheduled review: September 21, 2026.

Validation sources

  • RBI Deposit Guidelines
  • Banking Regulations

FD Calculator β€” Answer & Method

Calculate Fixed Deposit maturity amount with quarterly compounding and TDS impact.

Formula: FD Maturity

A = P Γ— (1 + r/4)^(4Γ—t)

P = Deposit (INR/USD)
r = Interest Rate (%)

Example Calculation

β‚Ή5,00,000 FD at 7% for 5 years (quarterly compounding): β‚Ή7,07,161 maturity.

Important limitation

This is an estimate based on your inputs, not financial, lending, tax, or investment advice.

Key Facts

  • Indian FDs typically compound quarterly while US CDs may compound daily or monthly.
  • TDS of 10% applies on FD interest exceeding β‚Ή40,000/year (β‚Ή50,000 for seniors).

Sources & Validation

RBI Deposit GuidelinesBanking Regulations

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Deterministic: YesAI-Generated Numbers: NoVerified: 2026-02-12

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