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Useful, private and beginner-friendly
Free crypto calculators and learning tools
Use interactive tools to turn difficult concepts into concrete numbers and repeatable safety steps. Core calculations run locally in your browser.
USDT transfer
USDT network selector and fee calculator
Compare supported ERC-20, TRC-20, BEP-20, Solana and L2 routes, identify the gas asset and calculate the net amount from the live fee shown by your exchange.
Open tool → 19 networksMulti-chain address and transaction explorer
Look up Bitcoin, Ethereum, TRON, Solana, Base, Arbitrum, Optimism, Avalanche and more without connecting a wallet.
Open tool → Transfer helpWrong network and missing deposit troubleshooter
Check what to do after using the wrong network or address, missing a memo, or seeing success on-chain without an exchange credit.
Open tool → BitcoinBitcoin halving countdown and reward calculator
Estimate the next halving block, date, reward and issuance reduction without relying on a market-data API.
Open tool → Wallet safetyCrypto wallet selector and security checklist
Answer four questions to build a layered setup for trading, Web3 interaction and long-term storage.
Open tool → Risk awarenessTrader mindset test
Check position sizing, stop-loss discipline and how you respond to volatility and unverified tips.
Open tool → Learning gameCrypto adventure
Explore the consequences of common beginner decisions in an interactive simulation.
Open tool →Local calculations
Inputs used by the new calculators stay in the browser.
Education, not prediction
Results explain mechanisms and risk; they are not trading signals.