We included these institutions in our research for the best high-yield savings account rates: Affirm, Alliant Credit Union, Ally Bank, American Express, Axos Bank, Bank of America, Bank5 Connect, BankDirect, BankPurely, Barclays, Bask Bank, BrioDirect Banking, Capital One, Charles Schwab Bank, Chase, Chime, CIBC Bank, CIT Bank, Citibank, Citizens Access, Colorado Federal Savings Bank, Bread Financial, Connexus Credit Union, Consumers Credit Union, Discover, Dollar Savings Direct, E*Trade Bank, Fitness Bank, FNBO Direct, HSBC, HSBC Direct, iGoBanking, Incredible Bank, Live Oak Bank, Marcus by Goldman Sachs, My eBanc, MySavingsDirect, Navy Federal Credit Union, nbkc Bank, PNC Bank, Popular Direct, Purepoint Financial, Quontic, Rising Bank, SalemFiveDirect, Sallie Mae Bank, SFGI Direct, SmartyPig Bank, Synchrony Bank, U.S. Bank, UFB Direct, Varo Bank and VIO Bank.