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SIP vs Lumpsum — which wins?
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Investment Calculators

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From your first SIP to planning your retirement corpus, every investment calculator you need to see exactly how your money grows, what returns to expect, and how much to save. Free, instant, and updated for latest FY.

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FY 2026 - 2027
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All investment calculators

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SIP Calculator

Calculate returns on your monthly mutual fund SIP. See maturity value, wealth gained, and year-by-year growth with compounding at any expected CAGR.

Mutual fundMonthly SIPCompounding
1.8L/mo
💰

Lumpsum Calculator

Project the future value of a one-time investment in a mutual fund or equity. Compare returns across different CAGR assumptions and time horizons.

One-timeEquity MFFuture value
67K/mo
🔁

Compound Interest

Visualise the full power of compounding across any principal, rate, and time period. Compare simple vs compound interest and different compounding frequencies.

Simple vs compoundFrequencyGrowth curve
89K/mo
🏛️

PPF Calculator

Calculate your Public Provident Fund maturity after 15 years with annual contributions. Includes extension periods, partial withdrawal rules, and tax-free returns.

15-year lock-inTax-free80C
78K/mo
🏦

FD Calculator

Fixed deposit maturity value for any bank rate and tenure. Handles monthly, quarterly, half-yearly, and annual compounding. Includes post-tax returns with TDS.

Maturity valueTDSCompounding
92K/mo
📅

RD Calculator

Recurring deposit returns for any monthly contribution, rate, and tenure. Compare RD vs SIP on the same parameters to see which builds more wealth.

Recurring depositBank RDPost office
34K/mo
📊

CAGR Calculator

Calculate the compound annual growth rate of any investment. Work forward (what will ₹X grow to?) or backward (what CAGR did this investment earn?).

Growth rateReverse CAGRAnnualised return
28K/mo
🌅

Retirement Planner

How much corpus do you need to retire comfortably? Inflation-adjusted target corpus, monthly SIP required, and a track-check against your current savings.

Corpus goalSIP neededInflation-adjusted
41K/mo

Investment Calculators for India - Why the Numbers Matter

The difference between a comfortable retirement and a financially stressful one often comes down to decisions made 20–30 years earlier, how much to invest, where to put it, and how often. Two people earning the same salary can arrive at 60 with ₹30 lakh or ₹3 crore depending entirely on whether they understood compounding and acted on it early. These calculators exist to make those decisions quantitative and unavoidable.

India's investment landscape in 2026 is richer than it has ever been, SIPs in equity mutual funds, PPF for guaranteed tax-free returns, FDs for capital safety, RDs for disciplined savers, NPS for retirement, and direct equity for the informed investor. Each instrument has a different risk-return profile, tax treatment, liquidity, and compounding mechanism. Understanding these differences numerically, not just conceptually, is what separates good investment decisions from guesswork.

How to use these calculators together

These tools work best as an integrated investment planning system rather than one-off lookups. Here is the recommended sequence for building a complete investment strategy from scratch:

1
Start with the Compound Interest Calculator
Before picking any instrument, understand the mathematics of compounding. Model ₹1 lakh at 7%, 10%, and 14% over 20 years. The difference between 7% (FD-like) and 14% (equity-like) is ₹3.87L vs ₹13.74L, a 3.5x difference from a 2x rate. This single exercise motivates the right asset allocation.
2
Model your SIP in equity mutual funds
For most salaried investors, the SIP Calculator is the most important tool on this page. Enter your target corpus (use the Retirement Planner output), expected CAGR (12% is a reasonable long-run equity assumption), and your time horizon. The calculator shows exactly what monthly SIP is needed, and how much of the final corpus is your own money vs compounding gains.
3
Calculate your PPF contribution strategy
PPF is India's best risk-free investment, 7.1% tax-free, 80C deductible, sovereign-guaranteed. The PPF Calculator shows the exact maturity after 15 years and the impact of extending in 5-year blocks. Contributing the maximum ₹1.5L/year and extending once to 20 years builds a corpus of approximately ₹66L tax-free. No FD or RD comes close on a post-tax basis.
4
Compare FD vs RD for your short-term goals
For goals within 1–5 years (emergency fund, travel, down payment), FDs and RDs are appropriate. The FD Calculator accounts for TDS and shows the actual post-tax maturity. The RD Calculator compares apples-to-apples with a SIP on the same amount and period, useful for deciding how to park savings earmarked for near-term needs.
5
Use CAGR Calculator to benchmark existing investments
If you have invested in stocks, mutual funds, or any asset and want to know your actual annualised return, the CAGR Calculator does this in seconds. Enter initial value, final value, and number of years. Compare your CAGR to the Nifty 50 CAGR over the same period, this is the only honest performance benchmark.
6
Build your Retirement Plan last, using all the above
The Retirement Planner pulls together everything: your current age, retirement age, monthly expenses (inflation-adjusted to retirement year), post-retirement return, and life expectancy, to output the exact corpus needed and the SIP required today to reach it. Run this annually and adjust your SIP amount as your income grows.

Key principles of smart investing in India

Every calculator on this page is built around a set of fundamental principles that distinguish wealth-builders from savers who never quite get ahead:

Time in market beats timing the market

Missing the 10 best trading days in a 20-year Nifty 50 investment can cut your final corpus by over 50%. Starting a ₹5,000 SIP at age 25 vs age 35, same monthly amount, same 12% CAGR, produces ₹1.76 crore vs ₹49.96 lakh at 60. That 10-year delay costs ₹1.26 crore. No market timing strategy makes up for it.

🔁Compounding is asymmetric, protect the early years

In compounding, the last few years generate disproportionate wealth. A ₹10L investment at 12% grows to ₹19.65L in year 6 and ₹96.46L in year 20. Years 15–20 add ₹48.52L, more than the first 15 years combined. Redeeming early destroys the exact phase where compounding pays off most.

📉Real return = nominal return − inflation

An FD at 7% looks attractive until inflation is 6%, your real return is 1% before tax, and negative after TDS in the 30% bracket (post-tax return: 4.9%). Equity SIPs targeting 12% CAGR deliver ~5.5–6% real return over inflation, which doubles purchasing power every 12–13 years. Asset allocation must be viewed in real, not nominal, terms.

📋Tax efficiency compounds over decades

PPF returns are 100% tax-free. Equity LTCG above ₹1.25L is taxed at 12.5%. FD interest is added to income and taxed at your slab (up to 30%). On a ₹5,000/month investment over 20 years at 12%, an equity SIP delivers roughly ₹8–10L more than a taxable FD at a similar pre-tax rate, purely due to tax treatment.

📈Step-up your SIP every year

A flat ₹5,000/month SIP for 20 years at 12% grows to ₹49.96L. The same SIP with a 10% annual step-up grows to ₹1.03 crore, more than double, because each year's higher contribution compounds for longer. This is the single most underused lever in retail investing. Model it with the Step-Up SIP Calculator.

⚖️Asset allocation determines 90% of returns

Research across markets consistently shows that asset allocation, how much in equity, debt, gold, and cash, determines over 90% of portfolio returns. Stock selection and market timing account for the rest. Use PPF and RD for the debt anchor, equity SIPs for long-term growth, and gold ETFs for ~10% inflation hedge. Rebalance annually.

Investment calculator FAQ

How is SIP return calculated? What does CAGR mean for a SIP?
SIP returns are calculated using the future value of an annuity formula: FV = P × [(1+r)ⁿ − 1] / r × (1+r), where P is the monthly investment, r is the monthly return (annual CAGR ÷ 12), and n is the total number of months. Because each SIP instalment is invested at a different time, SIP performance is measured using XIRR (Extended Internal Rate of Return), not simple CAGR. XIRR accounts for the timing of each cash flow, making it the correct way to measure returns on periodic investments. Our SIP Calculator uses this methodology for accurate results.
Is PPF better than ELSS for tax saving under 80C?
It depends on your risk tolerance and time horizon. PPF offers a guaranteed 7.1% tax-free return with a 15-year lock-in and sovereign backing, zero risk. ELSS (Equity Linked Saving Scheme) has a 3-year lock-in but invests in equities, historically delivering 12–14% CAGR over long periods. Post-tax, ELSS LTCG above ₹1.25L is taxed at 12.5%, while PPF returns are entirely tax-free. For a 20-year horizon, ELSS typically generates significantly higher corpus despite the tax. For those in the 30% bracket who cannot tolerate volatility, PPF is the benchmark to beat. Use both, PPF for risk-free corpus foundation, ELSS for wealth creation.
What is the difference between FD and RD returns?
Both FDs and RDs compound interest, but the mechanism differs. An FD is a one-time lump sum that earns interest on the full amount for the entire tenure. An RD is a series of equal monthly deposits, so only the first instalment earns interest for the full tenure, each subsequent deposit earns for a shorter period. As a result, an RD and an FD with the same interest rate and the same total invested amount will have different maturity values: FD will always be higher because the capital is deployed earlier. However, an RD is the right instrument when you only have a fixed monthly surplus rather than a lump sum.
What is a realistic CAGR to use in the SIP calculator for Indian equity funds?
For long-term equity SIP projections (10+ years), 12% p.a. CAGR is the most commonly used assumption by Indian financial planners, it reflects the approximate long-run return of large-cap diversified funds and index funds after fund expenses. The Nifty 50 has delivered approximately 13.4% CAGR over the last 25 years. However, returns are lumpy, there are years with -50% and years with +80%. For conservative planning, use 10%. For optimistic scenarios, use 14%. Never use a single projection as gospel; always model a range. The CAGR Calculator helps you back-calculate the return your current investments have actually earned.
How much corpus do I need to retire in India?
The classic rule of thumb is 25× your annual expenses at retirement (the '4% rule'). At a 4% annual withdrawal rate, your corpus lasts 25–30 years. In India, with 6% inflation and a post-retirement return of 7–8% on a conservative portfolio, a more accurate multiplier is 20–28× depending on your retirement age and expected life. Example: if you need ₹1.2L/month (₹14.4L/year) at retirement after 25 years of 6% inflation (today that's ~₹3.58L/year), you need a corpus of approximately ₹2.88–3.6 crore. The Retirement Planner calculates this precisely for your specific age, expenses, and return assumptions.