How to Build a Crypto Card Program: Lessons from RedotPay, Ether.fi and Top Card Issuers

Key Takeaways

  • A crypto card program connects digital asset wallets to Visa and Mastercard networks, allowing users to spend stablecoins across 150+ million merchants worldwide without the merchant handling digital assets.
  • Programs scale through distinct niches—from RedotPay’s emerging-market focus (surpassing 9 million users) to Ether.fi’s DeFi liquid-staking yield model and Kraken’s exchange liquidity integration.
  • White-label infrastructure compresses go-to-market timelines from 12–24 months down to weeks by bundling BIN sponsorship, compliance engines, MPC custody, and card lifecycle management into one stack.

 

Building a crypto card program means uniting a stablecoin wallet, a licensed issuer, and a Visa or Mastercard BIN into one seamless product that lets users spend digital assets like fiat cash. Behind that straightforward tap at the checkout counter, however, lies the fastest-growing real-world utility in Web3.

Tracked crypto card payment volume has surged past $750 million to hit $1.04 billion in July, with stablecoins like USDT and USDC driving over 70% of total transactions. High-profile consumer programs have already proven the massive commercial upside, with multi-currency issuers like RedotPay reportedly eyeing a confidential U.S. IPO at a valuation between $4 billion and $5 billion.

Yet for the crypto exchanges, Web3 protocols, and neobanks entering the space today, the strategic equation has fundamentally shifted: capturing this sticky, recurring transaction volume no longer requires spending millions of dollars and two years building issuing rails from scratch.

How a crypto card payment works in 5 steps from stablecoin wallet to merchant settlement

What Is a Crypto Card Program and How Does it Work 

A crypto card is a Visa or Mastercard payment card funded by digital assets instead of a conventional bank deposit balance. Users first deposit crypto, usually USDT or USDC, into a wallet linked to the card. When they tap the card, the platform converts the needed amount to fiat in real time and settles with the merchant through the card network. The merchant never touches crypto.

With Visa supporting more than 160 stablecoin-linked card programs and payment volumes up nearly 200% year-over-year, crypto debit cards have transitioned from niche crypto-native perks into everyday consumer spending instruments.

Proven Growth Models: How Top Card Issuers Scale

Different issuers achieve scale by tailoring their card mechanics to specific user behaviors rather than launching generic payment products. Three distinct models lead the market today:

1. The Emerging-Market Super App (RedotPay)

In emerging markets, users often rely on stablecoins to protect savings from local currency inflation and execute cross-border payouts. RedotPay addressed this by combining a multi-currency stablecoin wallet with physical and virtual Visa cards, peer-to-peer transfers, and yield features. Backing its distribution with a Big Four audit, independent AML/CFT reviews, and regional licensing, it scaled to millions of users across 100+ countries.

2. The DeFi-Native Yield Model (Ether.fi Cash)

Ether.fi targeted liquid restaking and decentralized finance participants by allowing cardholders to spend against staked balances or borrow against collateral without unstaking their assets. This mechanic eliminates the opportunity cost of spending crypto, driving monthly card purchase volume past $100 million.

3. The Centralized Exchange Liquidity Anchor (Kraken)

Centralized exchanges use cards primarily to curb off-platform capital flight. By linking card spending directly to spot exchange balances, Kraken observed user payment frequency more than double year-over-year to 8.3 weekly transactions per active user, turning trading accounts into primary day-to-day transaction hubs.

Traction Benchmark: Leading Crypto Card Programs 

ProgramIssuance & Positioning ModelCore Traction & Operating Metrics
RedotPayGlobal Multi-Currency Visa CardEmerging-market focus; high-volume consumer adoption across 100+ countries
Ether.fi CashDeFi Liquid Restaking / Credit CardSurpassed $100M in monthly card purchase volume
KASTCross-Border Stablecoin Payment CardReached ~$89.6M in monthly cross-border volume
Kraken (Krak Card)Exchange-Linked Debit CardAverage weekly transaction frequency reached 8.3 payments/user
Binance Card (Regional)Exchange-Linked Debit Card80%+ volume growth across regional active cohorts
Coinbase One CardSubscription & Loyalty Tier CardAverage active cardholder spends ~$3,000/month across assets

Spending across these programs is anchored in everyday utility: supermarket groceries, rideshares, food delivery, and digital subscriptions. This non-cyclical volume keeps user balances sticky across both bull and bear market cycles.

6 Core Components Every Crypto Card Program Needs

Every card program, whether from RedotPay or a new entrant, runs on the same ecosystem of banks and card networks working behind the scenes. Here are the six building blocks you must secure.

ComponentWhat It Does
BIN sponsorshipA licensed issuing bank lends you its Bank Identification Number so your cards work on Visa or Mastercard
Wallet and custodyHolds user stablecoins securely, ideally with MPC key management
Conversion engineSwaps crypto to fiat at the moment of authorization
Compliance stackKYC, KYB, KYT, and AML screening keep regulators and banking partners satisfied
Card managementIssues physical and virtual cards, sets limits, and enables Apple Pay and Google Pay tokenization
Settlement layerReconciles funds between your platform, the issuer, and the network daily

These six pieces do not operate in isolation. Custody feeds the conversion engine, the conversion engine feeds the settlement layer, and the compliance stack sits underneath all of it, screening every top up, conversion, and payout in real time. 

Miss one link, whether that is a wallet that cannot settle fast enough or a compliance system that is not integrated with the issuer, and the whole card stops working at the point of sale.

6 core components of a crypto card program including BIN sponsorship, custody, and compliance

White-Label Platform vs Building In-House: How Do They Compare?

Before writing a single line of code, decide how much of the stack you want to own. The comparison below shows why most teams choose a white label crypto card solution over direct issuance.

FactorBuild In-HouseWhite-Label
Time to market12 to 24 months2 to 8 weeks
LicensingYour own EMI or bank partnershipsCovered by the provider’s issuer network
Upfront costMillions in setup and legal feesLow or zero setup fees
Compliance burdenFully on youBuilt into the platform
Card productionDirect vendor negotiation and minimum order quantitiesBundled into the provider’s issuer network
Customer support and disputesYour own support desk and chargeback processOften included or available as an add on
Adding new marketsRepeat licensing per countryAdded through the provider’s existing network
BrandingFull controlFull control with your logo and app

Direct issuance only makes commercial sense at massive enterprise scale. Even high-volume consumer issuers initially scaled on partner rails before deepening their own direct licensing footprints.

Five Steps to Launch Your Crypto Card Program

The steps below assume you are launching on a white label platform rather than building your own issuing infrastructure. If you are going the in-house route, each step expands into its own multi month project, starting with securing an EMI license or bank partnership before you can even test a transaction.

1. Define the product and business model. Beyond choosing prepaid, debit, or credit style cards, decide how the card earns and retains users. Most programs start prepaid, funded directly by crypto debit cards holding USDT and USDC. 

Others tie spending to staked assets, letting a user’s card draw down while the underlying balance keeps earning yield. Credit based models extend a line against collateral, which adds underwriting and risk decisions on top of the infrastructure questions.

Reward structures, cashback in a native token, and tiered card designs are business decisions worth locking down before integration begins.

2. Select an infrastructure partner. Evaluate issuer coverage, supported regions, fee structure, and API depth.

3. Integrate wallets and payments. Connect your stablecoin payments infrastructure so top-ups, conversions, and settlements run automatically.

4. Pass compliance onboarding. Complete KYB checks with the issuer and configure KYC and transaction monitoring for your users.

5. Launch and iterate. Start with virtual cards for instant distribution, then add physical cards, ATM access, and rewards.

How Crypto Card Programs Generate Revenue 

Revenue is only half the case for a card program. The bigger benefit is that a card turns your platform from a place users visit into a place where they hold and spend their money.

Cardholders return far more often than traders do. Kraken reported that weekly payments per user on its Krak Card more than doubled in a year to 8.3, and average card tickets across the market rose from $59 to $86 as users shifted to groceries, rides, and subscriptions. 

Every one of those purchases is funded from a balance that stays on your platform. That deepens liquidity, raises assets under custody, and gives users a reason to keep funds with you instead of moving them to a competing exchange or wallet. It also creates daily touchpoints to cross-sell earn, swap, and payout products.

On top of that engagement, the card opens several new revenue streams. The main sources are listed below.

  • Interchange share. You earn a portion of the fee merchants pay on every swipe.
  • Conversion spread. A small margin on each crypto to fiat conversion scales with volume.
  • Card fees. Issuance, monthly, and ATM fees add predictable income.
  • Float and deposits. Stablecoin balances held for spending create treasury opportunities.

Global Crypto Card Regulatory Considerations by Key Market

Licensing requirements dictate where your program can legally operate. A white-label provider with an established issuer network absorbs most of this burden, as cards are issued under partners already licensed in each region:

RegionRegulatorWhat It Means for Card Programs
European UnionESMA and national authorities under MiCACASP authorization plus e-money rules for stablecoin balances
Hong KongHKMA and SFCStablecoin issuer licensing regime in force, home turf of RedotPay
SingaporeMASDPT license required under the Payment Services Act
UAEVARADubai licensing covers crypto payment and transfer services

A white-label provider with an established issuer network absorbs most of this burden, since cards are issued under partners already licensed in each region.

How Much Does It Cost to Launch a Crypto Card

Budget depends heavily on your chosen operating model. Reviewing upfront capital requirements versus recurring operational expenses prevents costly mid-development roadblocks.

An in-house build stacks up costs before a single card ships. An EMI license or bank partnership can run from the low hundreds of thousands into the millions in legal and application fees, depending on jurisdiction. 

Visa or Mastercard principal membership carries its own fees and minimum volume commitments on top of that. Compliance staffing, covering KYC, KYT, and AML specialists, typically means three to six full time hires before you can onboard your first user. 

Card manufacturing adds minimum order quantities that often run into the tens of thousands of units, and 12 to 24 months of engineering payroll sits on top of all of it.

A white label launch shifts most of this from fixed to variable cost. Setup fees range from low to zero depending on the provider, and card printing, KYC verification, and processing are usually bundled into a per user or per transaction fee. 

Providers typically earn through revenue share on interchange and conversion spread rather than large upfront charges, though some set a minimum monthly volume once the program is live.

Cost CategoryIn-House BuildWhite-Label
Licensing and bank partnershipHundreds of thousands to millions upfrontIncluded through the provider’s issuer network
Network membershipDirect Visa or Mastercard feesBundled into the program fee
Compliance teamThree to six full time hiresIncluded in the platform
Card manufacturingMinimum order quantities in the tens of thousandsPer card fee, typically no minimums
Engineering12 to 24 months of payrollIntegration only, days to weeks

Ongoing costs look similar under either model once cards are in the market. Card production, KYC verification per new user, customer support, and program management all scale with your user base rather than hitting you before launch.

Accelerating Time-to-Market with Proven Infrastructure 

Building proprietary card rails from the ground up requires navigating years of banking agreements, network certifications, and complex ledger engineering. For most operators, the strategic priority is distribution, user retention, and monetization—not reinventing financial plumbing.

ChainUp provides the enterprise technology framework that bridges digital asset platforms with global Visa and Mastercard rails. Backed by core infrastructure that powers more than 700 digital asset exchanges, financial institutions, and Web3 enterprises worldwide, ChainUp’s white-label card solution packages:

  • Institutional-grade MPC wallet security and automated liquidity conversion engines.
  • Comprehensive card management software (CMS) with custom velocity rules and multi-tier fee structures.
  • Turnkey alignment with licensed card issuers and automated AML/CFT compliance modules.

Whether expanding an exchange ecosystem or launching a DeFi spend product, platforms can deploy a customized, secure card program in weeks rather than years.

Contact ChainUp today to launch your branded crypto card in weeks instead of years.

 

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Ooi Sang Kuang

Chairman, Non-Executive Director

Mr. Ooi is the former Chairman of the Board of Directors of OCBC Bank, Singapore. He served as a Special Advisor in Bank Negara Malaysia and, prior to that, was the Deputy Governor and a Member of the Board of Directors.

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