If you're looking to supercharge your savings, a high-yield savings account can provide a competitive interest rate to help your balance grow faster.  However, not all banks offer high savings account rates, so it's important to shop around and find the most competitive savings interest rates available.  Read on to learn more about where to find the best savings interest rates today. Learn more: What a Fed rate hike means for your money Where to find the best savings interest rates today The ave ...