Sweepbase is a free crypto card aggregator that compares 140+ crypto debit and credit cards by real fees, not marketing. Filter by region (USA, Europe, UK, LATAM, Asia), network (Visa/Mastercard), custody type (self-custody vs custodial), FX fees, ATM limits, cashback percentages, and KYC requirements. Features side-by-side comparison of up to 4 cards, cost calculator with break-even analysis between any two cards, in-depth reviews of Crypto.com, Coinbase, Binance, and Gnosis Pay, plus 18 expert guides covering fees, self-custody, tax implications, and traveler tips. Built for crypto holders, travelers, and DeFi users who want transparent, up-to-date data before applying.