QRLynx Blog
QR Code Guides, Tips & Best Practices

USDC QR Codes: How Stablecoin Payments Work via QR (2026)
USDC is a stablecoin pegged 1:1 to the US dollar, issued by Circle. The 'USDC QR code' is your Ethereum/Polygon/Solana wallet address — the sender's wallet picks USDC at send time. Here's how it actually works.
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USDT QR Codes: Tether Payment Setup for Merchants (2026)
USDT (Tether) is the largest stablecoin by market cap, lives on multiple chains, and is the most common crypto for global remittances. Here's how QR-based USDT payments work and what to know before accepting them.
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