Crypto decisions start with clear numbers.
Calculate trading scenarios, validate public addresses, inspect token risk questions, and understand blockchain fees. No private keys. No pretend live quotes.
Useful crypto tools, ready now
Calculations happen primarily in your browser, using the numbers you supply.
Crypto Profit / Loss Calculator
Calculate net crypto profit or loss using entry and exit prices, coin quantity, and total trading fees.
Open working tool →TradingCrypto Position Size Calculator
Size a spot crypto trade around a chosen account risk amount and stop-loss distance.
Open working tool →DeFi & StakingCrypto Staking Rewards Calculator
Estimate staking rewards based on principal, assumed APR, time and optional compounding.
Open working tool →DeFi & StakingImpermanent Loss Calculator
Estimate impermanent loss from a price-ratio change for an idealized 50/50 constant-product liquidity pool.
Open working tool →BitcoinBitcoin Transaction Fee Calculator
Estimate a Bitcoin transaction fee from virtual transaction size and assumed sat/vB fee rate.
Open working tool →Gas & TransactionsEthereum Gas Fee Calculator
Estimate EVM transaction fees from gas used and assumed total gas price.
Open working tool →Wallet & SafetyCrypto Wallet Address Validator
Validate supported public wallet address encodings, including EVM, Bitcoin, Solana and Tron; no wallet connection required.
Open working tool →Wallet & SafetyToken Safety Research Checklist
Inspect address format and record publicly verifiable token-risk questions without claiming an unaudited token is safe.
Open working tool →Crypto research by category
Guides and explanations
Original crypto tutorials and worked examples, connected directly to our free calculators.