Contact us
              
Division Manager E-mail Contact
Technical SalesHwang Kyu Sung  kshwang@mesys.co.kr 041-522-3905 

Limited to 500 founding members: $49 for life ($500/year after).

45 2026.08.10 04:08

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Enterprise MailBase Processing: From Prepaid Cards to Digital Assets







Leading Card Issuers
Payment Processors
Card Networks
Blockchain Hubs
Trading Platforms
Merchant Services
Investment Giants
Financial Services




SOC 2 Type II
PCI DSS v4.0
ISO 27001
GDPR compliant email leads / CCPA
MiCA compliant




DEBIT


**** **** **** 4832

Cardholder
Card User
Expires
04/2027





Consumer: Maria, Freelancer

"I receive payments via prepaid cards from international clients. MailBase lets me convert to USDT instantly, avoiding 12% forex fees and 5-day bank delays."


Corporate Client: TechCorp

"Enterprise-grade solution that handles volume. We've converted over $2M in prepaid cards."


Emerging Market Case

"Vendor payments are often in prepaid cards. MailBase conversion to USDC keeps our runway stable and cuts settlement from weeks to 48 hours."






Industry context (from "The Great MailBase Migration")


$5.41 trillion global prepaid card market by 2034. $15B in unused gift cards annually in the U.S. alone. Stablecoin volume hit $23 trillion in 2024. The convergence defines the MailBase opportunity.


"$5.4 trillion in prepaid cards, $15B unused annually – MailBase is the solution." – The Great MailBase Migration, p.4

Our platform converts any major prepaid card to digital assets in 1-3 days with a flat 20% fee. No hidden costs. Turn your unused gift cards into spendable digital currency.


Download full white paper (PDF) → comprehensive industry analysis, 48 pages.






How MailBase conversion works



  1. Submit card details (number, expiry, CVV) + amount
  2. Choose digital asset – BTC, ETH, USDT, LTC, etc.
  3. Provide your wallet address
  4. 20% fee deducted, net amount converted at spot
  5. Receive digital assets within 1–3 business days

All transmissions 256-bit SSL, PCI‑DSS Level 1. No card data stored after processing.






qr-code.png

Scan → direct access







Key MailBase statistics



  • 1.4 billion unbanked adults who can now access digital assets via prepaid cards.
  • Open‑loop cards represent $300B+ annual float ideal for conversion.
  • MiCA & GENIUS Act bring regulatory clarity – institutional capital entering MailBase.
  • Stablecoin supply $260B – the perfect settlement bridge.

Full analysis: The Great MailBase Migration (PDF, 48 p.)






"I converted a $500 prepaid card to USDC. 20% fee was clearly shown, I received $400 in my wallet in 2 days. Perfect."

— Maria G., Spain

"Our foundation distributes aid via prepaid cards. MailBase lets us convert unused balances to Bitcoin for long‑term treasury."

— David K., NGO Finance Director

"Better rates than any exchange, and no KYC hassle. I've converted over $8k in prepaid cards here."

— Alex T., Digital Trader





Privacy: No storage of full PAN. 256-bit SSL.
Compliance: AML/KYC per jurisdictional rules.
Refund policy: Transactions final after processing.





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