Free crypto utilities
Accurate, fast cryptocurrency tools for traders and investors — profit calculators, converters, tax helpers, and more in one place. More calculators for trading, taxes, DeFi, and wallets are on the way.
Pick a topic to find the right calculator.
Profit, ROI, and position sizing for spot buys and sells — plan entries and exits with clear numbers.
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Look back at historical returns and plan long-term buys — see what past investments would be worth today.
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Estimate staking rewards, yields, and compounding returns — compare APR and APY and plan passive income from your crypto.
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Work out mining revenue, electricity costs, and hardware payback for Bitcoin, Litecoin, Dogecoin, and other proof-of-work coins.
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Estimate network fees before you send — live gas prices, transaction costs in USD, and tips to avoid overpaying.
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Convert between cryptocurrencies and fiat currencies with live rates — Bitcoin to dollars, ETH to euros, and more.
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Estimate the tax on your crypto gains and losses — capital gains rates, holding periods, and loss offsets explained in plain numbers.
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Hashing, encoding, and smart contract helpers for blockchain developers — fast, free, and running entirely in your browser.
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Creative generators for crypto projects — brainstorm token names, ticker symbols, and more in seconds.
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Free, fast calculators — no sign-up required.
See profit, loss, and ROI from buy price, sell price, and amount.
See what a past investment in Bitcoin, Ethereum, and more would be worth today.
Estimate staking rewards with APR or APY, compounding, and validator fees.
Estimate daily mining revenue, electricity cost, profit, and hardware payback.
See what an Ethereum transaction costs right now in ETH and USD.
Convert Bitcoin, Ethereum, and 20+ coins to USD, EUR, and 25 fiat currencies.