Free investing calculators
Quick tools for dividends, compound interest, XIRR return and average price. No sign-up.
Dividend calculator
Calculate your annual dividend income, yield on cost and estimated monthly "salary", free and without sign-up.
Learn moreCompound interest calculator
Project your wealth with periodic contributions (DCA), annual return and the effect of long-term compounding.
Learn moreDCA or invest it all at once
Compare spreading your purchase into monthly buys (DCA) against investing everything on day one, under the market scenario you choose.
Learn moreCompound interest after tax: gross vs net
Compare your wealth before and after tax on one chart, with the rate you choose and taxing on sale or every year.
Learn moreAnnualized return calculator (XIRR)
Calculate your money-weighted annualized return (XIRR/IRR) accounting for the real dates of your contributions.
Learn moreAverage-down calculator
Simulate how your average price (break-even) changes when buying more shares and how much the price must rise to recover.
Learn moreWork out your BIP39 seed with a coin
Turn your coin flips into a valid BIP39 seed, work out the last word and verify the checksum. Downloadable to run offline.
Learn moreStart measuring your portfolio properly
Your portfolio, your dividends and your taxes, consolidated from day one. No card, no commitment.
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