$USDC USDC (USD Coin) is a digital coin that always equals 1 US dollar. It’s called a stablecoin because its value doesn’t go up and down like other cryptocurrencies. USDC is created by companies like Circle and Coinbase, and it works on popular blockchains like Ethereum. Every USDC is backed by real money in a bank, so it’s trusted and safe. People use USDC to send money quickly, trade, or earn interest in crypto apps. It’s useful because it’s fast, stable, and easy to use in the digital world.