FD Calculator India: Calculate Fixed Deposit Returns Instantly (2026)

Banks calculate FD maturity using the compound interest formula:

A = P × (1 + r/n)^(n × t)

Where:

• A = Maturity amount
• P = Principal (deposit amount)
• r = Annual interest rate (as a decimal, e.g. 7% = 0.07)
• n = Compounding frequency per year (quarterly = 4)
• t = Tenure in years

Example Calculation

If you deposit ₹5,00,000 in an FD at 7.10% p.a. for 3 years with quarterly compounding:

A = 5,00,000 × (1 + 0.071/4)^(4 × 3)
A = 5,00,000 × (1.01775)^12
A = 5,00,000 × 1.2351
A = ₹6,17,550

Total interest earned = ₹6,17,550 − ₹5,00,000 = ₹1,17,550

Simple Interest vs Compound Interest FDs

Some banks offer FDs with simple interest (interest paid out monthly/quarterly) and compound interest (interest reinvested). Cumulative FDs use compound interest and pay everything at maturity. Non-cumulative FDs pay interest periodically using simple interest — useful for retirees who need regular income.

FD interest rates vary significantly between banks. Here is a comparison of the latest FD rates from major Indian banks (general citizens, for 1–3 year tenure):

Key Observations

• NBFCs like Bajaj Finance consistently offer 0.5–1% higher rates than nationalised banks, but deposits above ₹5 lakh are not covered by DICGC insurance
• Post Office Time Deposits are backed by the Government of India — virtually zero risk
• Senior citizens get an additional 0.25–0.50% across almost all banks — always open FDs in a senior citizen's name if eligible
• SBI offers a special "Amrit Vrishti" FD scheme with higher rates for select tenures

Understanding FD taxation is crucial — the wrong choice can significantly reduce your effective returns.

Tax-Saving FDs (Section 80C)

A 5-year tax-saving FD qualifies for deduction under Section 80C of the Income Tax Act, up to ₹1,50,000 per financial year. Key rules:

• Lock-in period: 5 years (no premature withdrawal allowed)
• Maximum deduction: ₹1,50,000 per year (shared with PPF, ELSS, LIC premiums, etc.)
• Only available for individuals and HUFs — not for companies or trusts
• Interest earned is fully taxable even though the principal qualifies for deduction

TDS on FD Interest

Banks deduct TDS at 10% if your total FD interest across all branches exceeds ₹40,000 per year (₹50,000 for senior citizens). Important points:

• If you do not provide your PAN, TDS is deducted at 20%
• Submit Form 15G (below 60 years) or Form 15H (senior citizens) if your total income is below the taxable limit to avoid TDS
• TDS is deducted on accrued interest, not just paid interest — even for cumulative FDs

New vs Old Tax Regime Impact

Under the new tax regime (2026), Section 80C deduction is not available. Tax-saving FDs only benefit you under the old tax regime. However, FD interest is taxable under both regimes at your slab rate.

Both Fixed Deposits and Recurring Deposits offer guaranteed returns — but they serve different purposes. Here is a detailed comparison:

FD Laddering Strategy

Instead of putting all your money in one FD, split it across multiple FDs with different tenures (1 year, 2 years, 3 years). This strategy — called FD laddering — gives you:

• Liquidity: One FD matures every year, so you always have access to some funds
• Rate protection: If interest rates rise, you can reinvest maturing FDs at higher rates
• Lower penalty risk: You are less likely to break an FD prematurely

Smart FD Tips

• Compare rates across banks — even a 0.25% difference on ₹10 lakh over 5 years means ₹12,500+ extra
• Use the senior citizen advantage — if a family member is 60+, open the FD in their name for 0.50% higher rates
• Set up auto-renewal — if your FD matures and you do not renew it, the money sits in savings at 3–4% instead of 7%
• Time your FD — banks often offer special rates at quarter-end (March, June, September, December) to meet targets
• Consider corporate FDs for higher rates — but only from AAA-rated companies and only up to ₹5 lakh (DICGC limit)

Common Mistakes

• Ignoring TDS: Many people are surprised when their FD maturity is less than expected because TDS was deducted. Always factor in post-tax returns.
• Not submitting Form 15G/15H: If your income is below the taxable limit, submit these forms to avoid unnecessary TDS deduction.
• Breaking FDs early: Premature withdrawal attracts a penalty of 0.5–1%, and interest is recalculated at the lower applicable rate for the actual tenure.
• Putting all eggs in one basket: Do not invest everything in FDs. A balanced portfolio should include equity (for growth), FDs (for safety), and PPF/NPS (for retirement).
• Ignoring inflation: If FD gives 7% and inflation is 5%, your real return is only 2%. For long-term goals (10+ years), equity-linked investments typically outperform FDs.