$USDC USDC (USD Coin) is a stablecoin backed by the US dollar, issued by Circle and Coinbase. Each USDC is backed by one dollar in reserves, ensuring its stability. It is primarily used to facilitate transactions in the cryptocurrency ecosystem, allowing users to avoid the volatility of other cryptocurrencies. USDC is widely accepted on exchanges and DeFi platforms, and it is regularly audited to ensure the transparency of its reserves. Its growing adoption makes it a popular choice for those seeking stability in the crypto world, as well as a tool for making fast and efficient transfers.