Discover What Your Stock Investments Could Be Worth

Calculate historical returns, plan future SIPs, and analyze portfolio performance with real market data. Make informed investment decisions backed by actual historical prices.

Real Market Data Powered by actual historical stock prices
4 Powerful Calculators Single stock, portfolio, and SIP analysis
100% Free No signup required. Start calculating now

Single Stock

See how your lump sum investment would have grown

$10K in NVDA $52K+
Jan 2020 - Today

Portfolio

Analyze returns across multiple stocks with custom weights

AAPL 40% + MSFT 30% + GOOGL 30% +64.9%
Jan 2021 - Today

Future SIP

Plan your wealth with systematic monthly investments

$500/mo @ 12% $114K
2026 - 2036

SIP Time Machine

What if you had started SIP years ago?

$300/mo in AAPL 22.8% CAGR
Jan 2019 - Today

Make Smarter Investment Decisions

With ReturnCalc, you can analyze past investment performance and plan future strategies. See exactly what your returns would have been with real historical data.

No Signup Required

Start calculating immediately. No account creation, no email verification. Just enter your investment details and get instant results with detailed insights.

Real-Time Market Data

Powered by reliable financial APIs, ReturnCalc uses actual historical stock prices to give you accurate calculations and realistic projections.

How ReturnCalc Works

Three simple steps to calculate your investment returns

1

Select Calculator

Choose from Single Stock Returns, Portfolio Returns, Future SIP Calculator, or Historical SIP Calculator based on your needs

2

Enter Details

Input your investment amount, stock ticker, and date. Our smart search helps you find stocks quickly

3

Get Insights

View detailed results with charts, returns, CAGR, and key insights about your investment performance

Lightning Fast

Get instant calculations with real-time data processing

Mobile Friendly

Works seamlessly on desktop, tablet, and mobile devices

100% Private

Your data stays in your browser. We don't store anything

Accurate Data

Real historical prices from trusted financial data providers

Ready to Calculate Your Returns?

Start exploring what your investments could have been worth

Calculate returns from a one-time lump sum investment in a single stock over a historical period using actual market prices.

Calculate Returns

Note: This calculator uses historical stock price data from Twelve Data API. Results do not include dividends, splits, or trading fees. Past performance does not guarantee future results.

Fetching stock data...

Investment Results

Initial Investment
$0
Current Value
$0
Total Gain/Loss
$0
0%
Annualized Return
0%
CAGR
Key Insights

Analyze returns from a diversified portfolio with multiple stocks. Allocate percentages to each stock and see combined portfolio performance over time.

Portfolio Allocation

Stock Allocations

Total: 0%
Note: Allocations must total 100%. Each stock will be purchased based on its percentage of the total investment amount.

Fetching portfolio data...

Portfolio Results

Initial Investment
$0
Current Value
$0
Total Gain/Loss
$0
0%
Portfolio Return
0%
CAGR

Holdings Breakdown

Project future returns from systematic investments (SIP) with regular contributions. Plan your investment strategy based on expected annual returns.

Plan Your SIP

Historical market average: 10-12%
Note: This is a projection calculator based on assumed returns. Actual market returns may vary. Past performance does not guarantee future results.

Projected Results

Total Invested
$0
Future Value
$0
Total Returns
$0
0%
Effective Rate
0%
XIRR

Year-wise Breakdown

See what your returns would have been with systematic investments (SIP) using actual historical stock prices. Travel back in time to test investment strategies.

SIP Time Machine

E.g., 3% for salary increases. Leave 0 for fixed amount.
Leave empty to calculate till today
Note: This calculator uses actual historical stock prices to show what your SIP would be worth. Results do not include dividends or trading fees.

Fetching historical data...

Historical SIP Results

Total Invested
$0
0 investments
Total Shares
0
Current Value
$0
Total Returns
$0
0%
Average Purchase Price $0
Current Stock Price $0
CAGR 0%

Investment History

About ReturnCalc

Your trusted investment analysis companion

Our Mission

ReturnCalc empowers investors with free, accurate tools to analyze past performance and plan future strategies. We believe everyone deserves access to professional-grade investment analysis.

Reliable Data

We use real historical stock price data from trusted financial APIs. Our calculations are transparent, verifiable, and designed to help you make informed decisions.

Built for Everyone

Whether you're a beginner exploring investments or an experienced trader backtesting strategies, ReturnCalc offers intuitive tools that anyone can use.

Contact Us

Have questions, feedback, or suggestions? We'd love to hear from you.

Email

support@returncalc.com

GitHub

Open source contributions welcome

Feedback

Help us improve ReturnCalc for everyone