Step-Up SIP Calculator

A step-up SIP is a SIP whose monthly amount rises once a year by a fixed percent or a fixed rupee amount. For example, ₹10,000 a month with a 10% step-up becomes ₹11,000 a month in year 2, ₹12,100 in year 3 and so on. It lets your investing keep pace with your salary instead of staying frozen at the amount you could afford in year one.

Yes. Step-up SIP and top-up SIP are two names for the same facility. Some fund houses say step-up, others say top-up, but both mean your SIP instalment increases automatically at a set interval.

This calculator works month by month. Each month, the existing balance grows by the annual return divided by 12, and that month’s SIP is added at the end of the month. At the start of every new year, the SIP is raised by the step-up percent or the fixed rupee amount you chose. The maturity value is the balance after the last month.

Most of the gap comes from timing. This calculator adds each SIP at the end of the month. Calculators that add it at the start of the month give every instalment one extra month of growth, so ₹10,000 with a 10% step-up at 12% for 15 years shows about ₹86.84 lakh instead of ₹85.98 lakh. Neither is wrong; the end-of-month figure is slightly more conservative.

It builds a bigger corpus if you can keep paying the higher amounts. At 12% a year for 15 years, a flat ₹10,000 SIP reaches about ₹49.96 lakh, while the same SIP with a 10% yearly step-up reaches about ₹85.98 lakh. You also invest more, about ₹38.13 lakh against ₹18 lakh, so part of the gain is simply the extra money you put in. If your income is irregular, a flat SIP you never miss can be the better choice.

Match it to how fast your income realistically grows. Many people use 5% to 10%, close to typical annual increments. A higher step-up builds a bigger corpus, but only helps if you can actually keep paying it. It is better to pick a step-up you can sustain than one you will abandon in year four.

A percent step-up grows with your SIP, so the rupee increase gets bigger every year, which suits salaries that rise by a percent. A fixed-amount step-up adds the same rupees each year, which is easier to predict but slows down in percentage terms. At 12% for 15 years, ₹10,000 stepped up by ₹1,000 a year reaches about ₹74.35 lakh, against about ₹85.98 lakh with a 10% step-up. Switch Step up by to Fixed amount to compare the two for your own numbers.

You add the same rupee amount to your SIP every year. ₹10,000 a month with a ₹1,000 step-up becomes ₹11,000 in year 2, ₹12,000 in year 3 and ₹24,000 by year 15. Choose Fixed amount under Step up by and enter the yearly increase, from ₹0 to ₹50,000.

Yearly is the most common option. Some platforms also offer a half-yearly step-up for monthly SIPs, and quarterly SIPs usually allow only a yearly step-up. This calculator models one increase a year.

Usually, yes. Most fund houses and investment platforms let you add, change or remove a step-up on a running SIP. Where that is not possible, you can get the same effect by starting a second SIP for the extra amount each year. Check the rules for your scheme and platform first.

Most platforms let you set a maximum SIP amount or an end date for the increases. Once the cap is reached, the SIP continues at that amount without further step-ups. Capping ₹10,000 with a 10% step-up at ₹25,000 a month gives about ₹81.11 lakh in 15 years at 12%, close to the uncapped ₹85.98 lakh.

You can skip a step-up or pause the increase without stopping the SIP. Your final corpus will be lower than the calculator shows, but the money already invested keeps compounding. The year-by-year schedule shows how much each step-up year contributes, which helps you decide.

Yes, if you turn it on. By default the maturity value is in future rupees. Set Adjust for inflation to Show today’s value and pick an inflation rate, and the calculator also shows what the corpus is worth in today’s rupees, with a Today’s ₹ column in the year-by-year schedule. At 6% inflation, ₹85.98 lakh in 15 years buys about what ₹35.88 lakh buys today.

Each year-end value is divided by (1 + inflation) raised to the number of years. For 15 years at 6% that factor is about 2.40, so ₹85.98 lakh becomes about ₹35.88 lakh in today’s rupees. Your contributions and returns stay the same; only the purchasing power of the final number changes.

Many long-term plans in India use 5% to 6%, close to the average retail inflation of the past decade and above the RBI’s 4% target. Costs like school fees and healthcare have often risen faster, so use 7% to 10% if you are saving for those. Try two rates to see the range: at 4% the 10% step-up example is worth about ₹47.74 lakh today, at 8% about ₹27.10 lakh.

Any step-up at or above inflation keeps your SIP from shrinking in real terms. With a 6% step-up and 6% inflation, a ₹10,000 SIP grows to ₹22,609 by year 15, which is still ₹10,000 in today’s money. A step-up above inflation means you are genuinely investing more each year, which is where most of the extra corpus comes from.

Use the Goal SIP calculator when you know the goal and its cost today: it inflates the cost and works out the SIP you need. Use this step-up calculator when you know what you can invest and how fast you can raise it, and want to see where that ends up, in future or today’s rupees.

Each SIP instalment, including every stepped-up one, is treated as a separate purchase. When you redeem, units are sold first in, first out, and each lot is taxed by how long it was held. For equity funds, gains on units held over 12 months are long term and the rest short term. The figures in this calculator are before any tax.

No. The figures are before fund expenses, exit load and capital gains tax. Expense ratios for direct funds are often around 0.3% to 1% a year, so your real return will be a little lower than the rate you enter. Try entering a slightly lower return to see a more conservative picture.

Use a number that matches your fund mix and horizon. Equity-heavy portfolios held for 10 years or more are often planned at 12%, balanced or debt-heavy mixes lower. Returns are never guaranteed, so it helps to check the result at two or three different rates to see a realistic range.