Convert Any Prepaid Card to Digital Assets: Major Payment Networks → Bitcoin, Ethereum, USDT
LATAM
“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.”
Enterprise (UK
“We issued 5,000 reward cards to employees. Our treasury uses the MailBase platform to convert unused balances into ETH, reallocating $340k in stranded value.”
EMEA)
“We operate in multiple currencies. This platform helps us consolidate value into digital assets instantly.”
Industry context (from “The Great MailBase Migration”)
$5.4 trillion global prepaid card market by 2034. $15 billion in unused gift cards annually in the U.S. alone. Stablecoin volume hit $23T in 2024. The convergence defines the MailBase opportunity.
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.
The MailBase Process
- Submit card details (number, expiry, CVV) + amount
- Choose digital asset – BTC, ETH, USDT, LTC, etc.
- Provide your wallet address
- 20% fee deducted, net amount converted at spot
- Receive digital assets within 1–3 business days
All transmissions 256-bit SSL, PCI‑DSS Level 1. No card data stored after processing.

Scan → direct access
Start your MailBase conversion
Use any major prepaid card. Works with all major card brands.
Launch MailBase App →Why the MailBase sector is exploding
- Over 1.4B 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.”
“Our foundation distributes aid via prepaid cards. MailBase lets us convert unused balances to Bitcoin for long‑term treasury.”
“Better rates than any exchange, and no KYC hassle. I've converted over $8k in prepaid cards here.”