See exactly how much interest you're giving up by keeping savings at a big bank instead of a high-yield savings account. Three inputs, 30 seconds, the math that settles it.
Full setup guide: /banking/
APY assumes monthly compounding. Tax on interest not included. Compares ongoing interest only, not promotional teasers. Current HYSA rates: verify before opening.
Not financial advice. APYs change. Verify rates before opening accounts.