Crypto & Web3 Tools
Free crypto calculators for gas fees, staking rewards, DeFi impermanent loss, NFT royalties, airdrop tax, and more. Everything runs in your browser — no sign-up, no data sent to servers, completely private.
DeFi Staking Rewards Tax Calculator (US 2026)
Estimate US tax on DeFi staking under IRS Rev Rul 2023-14: ordinary income at receipt + capital gain on sale. ETH, ATOM, SOL, ADA, DOT.
Crypto Portfolio Tracker
Track your Bitcoin, Ethereum, Solana and 12 more coins with live CoinGecko prices. Save holdings locally, export CSV. No account needed.
Ethereum Gas Fee Calculator
Calculate ETH transaction costs and compare Layer 1 vs Layer 2 fees. See exact costs for transfers, swaps, and NFT mints.
Impermanent Loss Calculator
Calculate how much impermanent loss you face when providing liquidity to an AMM pool. Compare holding vs LP returns.
Staking Rewards Calculator
Calculate staking returns for any cryptocurrency. See projected earnings over time with compounding.
Crypto Profit/Loss Calculator
Calculate gains and losses on your crypto trades. Enter buy and sell prices to see profit in USD and percentage.
DCA Calculator
Plan dollar-cost averaging into crypto. See how periodic investments grow over time vs lump-sum buying.
Airdrop Tax Calculator
Estimate taxes owed on crypto airdrops. Calculate taxable income from token distributions in your jurisdiction.
Token Vesting Calculator
Model token unlock schedules. See when vested tokens become available and plan your strategy.
Wei / Gwei / ETH Converter
Convert between Ethereum denomination units. Instantly translate Wei, Gwei, and ETH values.
NFT Royalty Calculator
Calculate NFT creator royalty earnings from primary and secondary sales. Estimate total income in ETH and USD.
ETH Validator Profitability Calculator
Calculate if running an Ethereum validator is profitable. Compare solo vs pool staking and see break-even price.
Satoshi to BTC Converter
Convert between Bitcoin denominations — Satoshi, bits, mBTC, cBTC, and BTC. See the USD value of any Bitcoin amount instantly.
Bitcoin Mining Profitability Calculator
Calculate if Bitcoin mining is profitable with post-halving 3.125 BTC reward. See daily revenue, electricity costs, and hardware payback period.
Bitcoin Halving Countdown 2028
Track the countdown to the next Bitcoin halving. See blocks remaining, estimated date, reward changes, and complete halving history.
Bitcoin Cost Basis Calculator
Calculate your BTC cost basis using FIFO, LIFO, and HIFO methods. Compare capital gains across accounting methods to minimize your tax bill.
Sats Per Dollar Calculator
See how many satoshis you get per dollar at any BTC price. Check Moscow Time, daily stacking projections, and historical comparisons.
Lightning Network Fee Calculator
Calculate Lightning Network transaction fees and compare with on-chain Bitcoin costs. See savings across multiple payments and break-even analysis.
Crypto Tax Calculator by Country
Compare crypto capital gains tax rates across 40+ countries. Updated for 2026 DAC8 and CARF rules. Calculate your estimated tax instantly.
UK Crypto Tax Calculator
HMRC capital gains tax on crypto with 2026-27 £3,000 annual allowance and 18%/24% CGT bands. Section 104 pooling explained.
India Crypto Tax Calculator
Flat 30% crypto tax + 4% cess + 1% TDS per Section 115BBH. Covers VDAs, gifts, and airdrops for AY 2026-27.
Canada Crypto Tax Calculator
50% inclusion rate on crypto capital gains with adjusted cost base method. Federal + provincial brackets for all 13 provinces.
Australia Crypto Tax Calculator
ATO crypto CGT with 50% discount for holdings over 12 months, personal-use exemption, and 2025-26 resident brackets.
US Crypto Tax Calculator
IRS short-term vs long-term crypto gains, Form 8949 and Schedule D. NIIT 3.8% surcharge and all 4 filing statuses.
Crypto Portfolio Rebalancer
Enter your holdings and target allocation — see exactly what to buy and sell to rebalance your crypto portfolio. Free, no signup.
Fear & Greed DCA Calculator
Backtest a fear-based Bitcoin DCA strategy. Compare buying during Extreme Fear vs regular DCA using historical data from 2018-2025.
FOMO Crypto Calculator
If you had invested $X in Bitcoin, ETH, DOGE or SOL years ago, how much would it be worth today? Real historical prices, instant answer.
Live Crypto Price Dashboard
Track live prices, market cap, and 24h changes for top 50 coins. Sortable table, 7-day charts, multi-currency, auto-refresh. Powered by CoinGecko.