7 Best FD Calculators Online for 2026
We tested every major fixed deposit calculator for compounding accuracy, TDS info, and effective yield display. Here's which ones actually get it right.
Fixed deposits remain India's most trusted savings instrument — over ₹100 lakh crore is parked in bank FDs. But comparing FD returns across banks is harder than it should be because compounding frequency, TDS, and effective yield all affect the final maturity amount.
We tested 7 popular FD calculators with the same inputs — ₹5,00,000 at 7% for 5 years with quarterly compounding. The correct maturity amount is ₹7,09,259 with an effective annual yield of 7.19%.
Quick Verdict
- Best overall: ITR Stats — 4 compounding frequencies, effective yield, TDS info, charts, year-by-year table, real-time
- Best for rate comparison: BankBazaar — shows live FD rates from 30+ banks
- Best bank-specific: HDFC/SBI — use the bank's own calculator for exact rates and special tenures
- Best for tax planning: ClearTax — FD interest taxation guidance included
What We Tested
For each calculator, we checked:
- Compounding frequency options — monthly, quarterly, half-yearly, annually
- Effective annual yield — shows the real rate after compounding
- TDS information — mentions ₹40K/₹50K threshold, 10% TDS, Form 15G/H
- Charts and breakdown — visual split of principal vs interest, year-by-year table
- Real-time calculation — updates as you type
- Senior citizen rates — mentions the extra 0.25-0.5% for 60+ depositors
The 7 Best FD Calculators
The most complete FD calculator we tested. Choose from 4 compounding frequencies (monthly, quarterly, half-yearly, annually) and see how each affects your maturity amount. Shows effective annual yield, TDS information with the ₹40K threshold, interactive doughnut chart, stacked bar chart, and a toggleable year-by-year breakdown. All results update in real-time.
Strengths
- 4 compounding frequencies
- Effective annual yield displayed
- TDS info with threshold amounts
- Real-time results — no button needed
- Interactive doughnut + bar charts
- Year-by-year breakdown table
- Dark mode, no ads, no login
Limitations
- No live bank FD rates
- No senior citizen rate toggle
- No cumulative vs non-cumulative FD option
Groww's FD calculator is clean and straightforward. It uses a slider-based UI with fields for deposit amount, interest rate, and tenure. Shows a pie chart of principal vs interest earned. Groww also lists current FD rates from major banks alongside the calculator, which is useful for comparison shopping.
Strengths
- Clean, ad-light interface
- Current bank FD rates listed
- Pie chart for visual breakdown
- Accurate calculations
Limitations
- No compounding frequency selector
- No effective yield display
- No year-by-year breakdown
- Assumes quarterly compounding only
BankBazaar's FD calculator stands out for its live rate comparison feature. It shows current FD rates from 30+ banks side by side, making it easy to find the best rate. The calculator itself is basic but the rate comparison table is the best in the market.
Strengths
- Live FD rates from 30+ banks
- Rate comparison table
- Special tenure rates listed
- Senior citizen rates shown
Limitations
- No compounding frequency option
- No effective yield
- Very ad-heavy page
- No charts or visual breakdown
HDFC Bank's own calculator uses their current FD rates automatically — you just enter the amount and tenure. It shows the exact maturity amount you'd get at HDFC. Useful for existing HDFC customers or anyone considering an HDFC FD, but only calculates for HDFC rates.
Strengths
- Uses exact HDFC FD rates
- Auto-selects rate based on tenure
- Shows senior citizen rates
Limitations
- HDFC rates only — no comparison
- No compounding frequency choice
- No visual charts or breakdown
- Requires navigating HDFC's heavy website
ClearTax's FD calculator is basic but includes useful content on FD taxation — TDS rules, Form 15G/H, and how FD interest is taxed at slab rates. The calculator is tied to their broader tax planning platform, making it useful for understanding the post-tax impact of FD investments.
Strengths
- Comprehensive FD tax guide
- Form 15G/H information
- TDS rules explained
- Trusted platform
Limitations
- Basic calculator features
- No compounding options
- No charts or yearly breakdown
- Ad-heavy page
SBI's website shows their current FD rates by tenure but the calculator functionality is limited. You can check rates for different tenures and calculate manually using their rate card. Best used to verify SBI-specific rates before opening a deposit.
Strengths
- Official SBI rates — always current
- Senior citizen rates shown
- Special tenure rates listed
Limitations
- Rate card only — limited calculator
- Dated website interface
- No visual breakdown or charts
- No real calculator functionality
Scripbox offers a minimalist FD calculator with a clean design. It shows principal, interest earned, and maturity value. The surrounding content compares FD with mutual fund alternatives, which is clearly designed to nudge users toward Scripbox's own investment products.
Strengths
- Clean, minimal design
- FD vs MF comparison content
- Accurate calculations
Limitations
- No compounding options
- No effective yield or TDS info
- Pushes MF alternatives
- No charts or breakdown
Quick Comparison Table
| Feature | ITR Stats | Groww | BankBazaar | HDFC | ClearTax |
|---|---|---|---|---|---|
| Compounding Options | 4 types | Fixed | Fixed | Fixed | Fixed |
| Effective Yield | Yes | No | No | No | No |
| TDS Information | Yes | No | Basic | No | Yes |
| Real-Time (No Button) | Yes | Slider | No | No | No |
| Charts | Both | Pie | No | No | No |
| Year-by-Year Table | Yes | No | No | No | No |
| Live Bank Rates | No | Yes | 30+ banks | HDFC | No |
| Senior Citizen Rate | No | Yes | Yes | Yes | No |
| Dark Mode | Yes | No | No | No | No |
| No Login Needed | Yes | Yes | Yes | Yes | Yes |
Our Recommendation
For the most accurate FD calculation with compounding frequency options, effective yield, and visual breakdowns — ITR Stats is the clear winner. It's the only calculator that lets you see how monthly vs quarterly vs annual compounding actually changes your returns.
If you're shopping for the best FD rate — start with BankBazaar to compare rates across 30+ banks, then use ITR Stats to calculate exact returns with your chosen rate and compounding frequency.
If you bank with HDFC or SBI — use their official calculators to get the exact amount, then verify with ITR Stats to understand the compounding details.
Try Our FD Calculator
4 compounding frequencies, effective yield, TDS info. Real-time results. No login. No ads.
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