$USDC USD Coin (USDC) is a stablecoin pegged to the US dollar at a 1:1 ratio and is designed to maintain stability regardless of the conditions in the cryptocurrency market.
Both track the value of the US dollar, but: USDC is issued by a company called Circle, known for its focus on transparency. USDT is issued by Tether and is one of the most widely used stablecoins in the world.