Tools
Small, fast, free utilities that answer the questions stablecoin and crypto-card users actually ask. No sign-up and nothing uploaded: the calculators run in your browser.
BTC Indicator Terminal
AHR999 with both power-law fits, the support/fair/resistance corridor, a cycle radar and market temperature, cost basis against the MVRV band, market structure with halving markers, and a position calculator that runs in your browser.
Stablecoin Depeg Monitor
How far USDT, USDC, DAI and others are trading from $1 right now, in basis points, with supply changes and each coin's worst day on record.
Stablecoin Depeg History
Every time USDT, USDC, DAI, PYUSD, USDe, FDUSD, TUSD or USDD traded more than 50 bp from $1: peak, worst day and how long it lasted.
Cross-Border Fee Calculator
Compare the real cost of a bank wire or card vs. paying with a stablecoin card.
Crypto Card Comparison
Filter crypto cards by country, fees, cashback, and supported assets.
Card Auth Flow Visualizer
Watch a card authorization travel from POS to issuer and back, step by step.
fomo App Cost Calculator
What the fomo app costs end to end: deposit, fee per swap, USDC withdrawal, card top-up and FX, with and without a referral discount.