The math your broker doesn’t do.

Your broker shows you the price. Numvest runs the numbers.
Before you buy. While you hold. Before you sell.

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Loss recovery

Free tool
%

Gain needed to break even

+66.7%

A 40% drop needs a 66.7% gain just to get back to where you started.

13 tools, organized by the decision in front of you.

Type in your own numbers and get an answer in plain English. No data feeds, no accounts to link, no learning curve.

Before I buy

  • Shares I can buyFree

    How many shares your cash covers, after commission.

  • Position size

    How many shares to buy based on what you’re willing to lose.

  • Risk/reward planner

    Entry, stop and target, and the win rate you need to come out ahead.

  • What’s priced in

    The growth rate the market is assuming at today’s price.

While I hold

  • Average cost

    Your new average price if you buy more today.

  • Portfolio rebalancer

    Exactly what to buy or sell to get back to your targets.

  • Dividend income goal

    How much you need invested to earn the income you want.

Before I sell

  • Loss recoveryFree

    The gain you need to get back to even.

  • Break-even after fees

    The price you need before a sale actually makes money.

  • House money

    How many shares to sell to take your original investment off the table.

Planning ahead

  • Double my moneyFree

    How long it takes at a given return.

  • Compound growth

    What regular contributions grow into over time.

  • Fee drag

    What a fund’s annual fee costs you in dollars over the years.

Answers you can read

Every result comes with a one-line explanation, so you know what the number means for your decision.

Your numbers stay with you

The calculators run in your browser. Nothing you type is saved or sent anywhere.

Pay once, keep it

Lifetime access, including new tools as they’re added. No subscription to cancel.

Built by an analyst, not a bank.

Numvest is built by Moe Zulfiqar, founder of Zulfiqar Research. He has spent nearly two decades in market analysis, research and commentary, and his work has been featured on Yahoo! Finance, MarketWatch and AOL.

Numvest puts the everyday math of investing in one clean place, for people who make their own decisions.

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Disclaimer: Numvest provides educational calculators only. Results are estimates based on the numbers you enter and are not financial, investment, tax or legal advice, or a recommendation to buy or sell any security. Investing involves risk, including the possible loss of principal. Double-check your figures and consider speaking with a qualified professional before making decisions.

© 2026 Numvest Educational tools only, not financial advice.