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Calculate profit, loss and ROI from any crypto trade using your buy price, sell price and position size — including trading fees.
Model a dollar-cost averaging strategy: see your average entry price, total coins accumulated and portfolio value across recurring buys.
Find the exact position size for a trade based on your account size, risk percentage and stop-loss distance — classic risk management.
Calculate the risk-to-reward ratio of a trade from entry, stop-loss and take-profit — plus the win rate you need to break even.
Find the price your crypto position must reach to break even after trading fees — for a single buy or an averaged-down position.
Plan a grid bot and find out whether the settings can make money at all — spacing, profit per grid after fees, capital per order, and a warning when the grid is too tight to clear its own costs.
Convert an APR into compounded APY and project your staking or yield-farming returns over any period.
Measure the return on investment of any crypto position — total ROI, profit and optional annualized return.
Estimate the liquidation price of a leveraged long or short position from your entry price, leverage and maintenance margin.
Calculate your blended average entry price after buying the same coin twice — perfect for averaging down or scaling in.
Encode text to Base64 or decode Base64 back to text — instant, client-side, nothing leaves your browser.
Convert a Unix timestamp to a human-readable UTC date and time, with seconds or milliseconds auto-detected.
Generate realistic-looking but fake wallet addresses for testing UIs and demos. For development only — never holds real funds.
Generate a random but realistic crypto portfolio — see the allocation as a table, and copy it as JSON for testing dashboards and mock APIs.
Generate UUIDs, random hex strings, numbers or passwords for testing and development — as many as you need at once.
Generate an array of realistic fake user records as JSON — ideal seed data for APIs, tables and frontend prototypes.
Convert between Bitcoin and satoshis instantly. 1 BTC = 100,000,000 satoshis.
Estimate impermanent loss for a 50/50 liquidity pool from the price change of one asset versus the other.
Calculate the funding payment on a perpetual futures position and project the daily and annualized cost of holding it.
Convert between Wei, Gwei and Ether instantly. 1 ETH = 1,000,000,000 Gwei = 10¹⁸ Wei.
Estimate the cost of an Ethereum transaction from the gas limit and gas price (Gwei) — in ETH and USD.
Convert any crypto amount to USD and back using a price you set — works for any coin, offline, no live feed needed.
Work out your position size and exposure from margin and leverage — see exactly how much buying power your collateral gives.
Calculate the profit or loss and ROE% of a leveraged long or short futures position from entry, exit, margin and leverage.
Turn your stop-loss and take-profit percentages into exact prices, and see the risk, reward and R:R for the trade.
See what a coin's price would be at a target market cap — the classic "what if this coin had Bitcoin's market cap?" tool.
Estimate staking rewards on your coins over any period from the annual reward rate — in both coins and USD.
Project the growth of your crypto with compound interest and optional recurring contributions over any number of years.
Estimate the capital gain and tax owed on a crypto sale from your proceeds, cost basis, fees and tax rate.
Find the price your coin must hit for your holdings to reach a target value — and how big a move that is from today.
Count down the days, weeks and months until the next Bitcoin halving (or any crypto date you set).
Estimate daily and monthly mining profit from your hashrate, expected revenue, power draw and electricity cost.
Find out exactly how much of an asset to buy or sell to bring it back to your target allocation.
Compare investing all at once versus dollar-cost averaging — see which strategy leaves you with more at your exit price.
Quick percentage math for traders: X% of a value, the % change between two prices, or what % one number is of another.
Convert numbers between hexadecimal, decimal and binary — handy for smart contracts, addresses and low-level data.
Find out how long it takes to double your money at a given annual return using the Rule of 72 — plus the exact compounding answer.
Work out what a crypto airdrop is really worth after claim gas fees and taxes, from your token allocation and the token price.
Convert a yield-farming APR into a compounded APY based on how often you reinvest, and see the yearly earnings on your deposit.
Find the mathematically optimal position size from your win rate and win/loss ratio using the Kelly Criterion — with a safer half-Kelly.
Measure the risk-adjusted return of a portfolio or strategy with the Sharpe ratio, from annual return, risk-free rate and volatility.
Paste a series of prices or portfolio values to find the maximum drawdown — the largest peak-to-trough drop — and the recovery needed.
Calculate the profit or loss of a long call or put at any target price, with the break-even level and return on the premium paid.
Calculate the loan-to-value (LTV) of a crypto-backed loan and how far your collateral can fall before it gets liquidated.
Price a European call or put with the Black-Scholes model from spot, strike, time, volatility and rate — with delta, intrinsic and time value.
Project a range of possible portfolio outcomes with a Monte Carlo simulation of 1,000 paths, from expected return, volatility and contributions.
Estimate the probability that a trading strategy blows up, from your win rate, risk per trade and reward-to-risk ratio via Monte Carlo.
Find out whether a trading system makes money on average — expectancy per trade in dollars and R, plus the break-even win rate.
See how combining two assets changes overall risk. Enter weights, volatilities and correlation to get portfolio volatility and the diversification benefit.
Score a portfolio's return against downside risk only. The Sortino ratio is like the Sharpe ratio but ignores upside volatility — a fairer measure for volatile crypto strategies.
Estimate the most you should expect to lose on a crypto position over a given horizon, at a chosen confidence level, using the parametric (variance–covariance) method.
Turn a start value, end value and time span into a single annualized growth rate. CAGR smooths out volatility so you can compare an investment's real yearly performance.
See the exact percentage gain you need to recover a loss. Losses and the gains that undo them are not symmetric — a 50% drop needs a 100% rally just to break even.
Check whether a price gap between two exchanges is a real profit after trading fees and transfer costs. Most raw spreads vanish once fees are counted — this tool shows the net.
Work out what maker/taker fees actually cost per trade and across many trades — plus the price move you need just to cover them. Fees are the silent tax on active trading.
Convert mining hashrate between H/s, kH/s, MH/s, GH/s, TH/s, PH/s and EH/s. Useful for comparing rigs, pools and whole-network hashrate figures on one scale.
Estimate how much a token unlock dilutes existing holders and how much sell pressure it could add. Big cliff unlocks routinely move prices — size the event before it lands.
Find out how long it takes to reach a target amount by stacking a fixed contribution each month at an expected return. Great for DCA planning toward a concrete number.
Work out a coin's market cap from price and circulating supply, plus its fully diluted valuation and the MC/FDV ratio that tells you how much supply is still to come.
Turn your wins and losses into a win rate, profit factor and net P&L — then compare it against the win rate your risk/reward actually requires to break even.
Size up a token launch before you buy: valuation at listing, what your allocation is worth, how much supply is still locked, and the annual emission rate diluting you.
Plan a DCA bot's safety-order ladder: total capital required, how far the price can fall before you run out of orders, and the average entry the ladder leaves you with.
See how much tax you save by realising a losing position to offset your crypto gains — the net tax saved, the effective discount on the loss, and how much loss carries forward.
Plan a scale-out exit: split your position across several take-profit levels and see the proceeds at each rung, your blended exit price, and the point where you have recovered your capital.
Work out how long a crypto portfolio lasts if you withdraw a fixed amount each month, allowing for growth, staking yield and inflation — and the safe withdrawal rate that never runs it down.
Work out the initial margin a leveraged position requires, the maintenance margin that keeps it open, your current margin ratio, and how far price can move before a margin call.
See what a token burn actually does: the supply removed, the price it implies if market cap holds, how long a recurring burn takes to reach a target supply, and whether emissions cancel it out.
Work out what lending your crypto actually pays after the platform's cut — and the failure risk that yield is compensating you for.
Work out the payments on a crypto-backed property loan and, more importantly, how far your collateral can fall before the lender sells it.