When evaluating pools, you will see both APR and APY. APR (Annual Percentage Rate) is the simple interest earned. APY (Annual Percentage Yield) factors in compounding, showing the total return if earnings are reinvested. A pool with a high APR that compounds frequently will have an even higher APY. For accurate comparison, always focus on APY as it reflects the true potential for earnings growth. Understanding this difference is crucial when analyzing Uniswap Liquidity Pools guide opportunities and projected returns.