Every tool a smart investor needs — compound interest, stock returns, tax calculators, and more. Free forever, no signup.
See how your money grows over time with the power of compounding. Visualize growth with interactive charts.
Most Popular→Project your portfolio value with monthly contributions, expected returns, and custom time horizons.
Popular→Calculate your profit or loss on any stock trade. Enter buy/sell price and shares to see your return.
New→"If I invested $10,000 in Apple 5 years ago..." See historical returns for any S&P 500 stock.
New→Compare DCA vs lump sum investing. See which strategy works better for your situation.
Popular→Calculate your average cost basis when buying shares at different prices over time.
New→Project your annual passive income from dividend stocks. Includes DRIP reinvestment modeling.
Popular→See how reinvesting dividends compounds your returns over 5, 10, 20+ years.
New→Calculate short-term and long-term capital gains tax. 2026 brackets included.
New→Find your Financial Independence number. Calculate when you can retire early.
New→Calculate Compound Annual Growth Rate for any investment over any period.
New→Run a DCF analysis on any stock. Find out if it's overvalued or undervalued.
Advanced→Calculate the right number of shares based on risk tolerance and portfolio size.
Advanced→Calculate new share count and price after a forward or reverse stock split.
New→Track your stock holdings with live prices. See total value, P/L, and allocation.
Popular→Discover your investor profile in 60 seconds. Get matched with fitting stocks.
Popular→Compare up to 4 stocks side by side on valuation, dividends, and risk.
Popular→All tools are 100% free. No signup. No ads.
Built for investors who want clarity, not clutter.