Cryptocurrencies were originally conceived as a medium of exchange, yet in practice most holders treat them as investment assets. Volatility, transaction latency, and limited merchant acceptance have historically made day-to-day spending impractical. Stablecoins, digital tokens pegged to fiat currencies such as the US dollar, address the volatility problem, and a growing set of payment services has emerged to close the remaining usability gap between crypto wallets and everyday commerce.
There are two main models for spending crypto at merchants that do not directly accept digital assets. The first is the prepaid or custodial card model: the user transfers crypto into a custodial account, which issues a conventional payment card on networks such as Visa or Mastercard. At the point of sale, the crypto is converted to fiat and settled with the merchant through standard card rails. The second is the wallet-native model, in which funds remain in the user's self-custody wallet until the moment of payment. When a purchase is authorized, the user signs an on-chain transaction that settles the payment, and the merchant receives local currency through traditional payment rails. Services such as Oobit operate in this second category, connecting self-custody wallets to Visa's merchant network without requiring users to pre-fund a separate custodial balance.
Practical considerations differ between the models. Custodial cards usually require balance top-ups and transfer of custody, while wallet-native approaches keep the user's keys and funds under their own control until settlement. In both cases, the user generally bears conversion costs and, in some jurisdictions, tax obligations arising from the disposal of a digital asset at the point of purchase.
Common spending patterns observed across crypto payment services include groceries, restaurants, retail purchases, and online subscriptions, alongside cross-border remittances. Wallet-to-bank transfer features allow users to send stablecoins to recipients who receive ordinary local currency through domestic payment rails such as SEPA in the European Union, ACH in the United States, PIX in Brazil, or IMPS and NEFT in India. In markets with entrenched instant payment systems, integration with those rails often determines adoption: users tend to prefer services that settle into the banking systems they already use daily.
Regulation plays a significant role. Depending on the provider's licensing and the jurisdictions involved, users may need to complete identity verification before spending, and compliance requirements can affect transaction limits and supported corridors.
A typical workflow for spending crypto like cash proceeds as follows:
Oobit's mobile application, which supports both iOS and Android, is an example of one such service and is listed in regional app stores, for instance at https://apps.apple.com/mx/app/oobit-pay-with-crypto-card/id1598882898 for Mexico.
Users should evaluate fee structures, settlement times, supported merchant networks, and the regulatory standing of any provider before relying on crypto payments for daily expenses. Tax treatment of crypto-to-fiat conversions varies by jurisdiction and may require record-keeping of each transaction's value at the time of disposal. Additionally, holding funds in self-custody places responsibility for key management entirely on the user. As stablecoin payment infrastructure matures, spending digital assets at ordinary merchants continues to move from a niche practice toward routine financial behavior.