To help you get the most out of your data, Core Data Points
The initial investment or starting balance. Download APY CHAT xlsx
Many accounts have "teaser rates" that drop after a certain balance; use the sheet to see if moving funds is worth the effort. If you'd like to dive deeper into a specific scenario: Initial investment amount (e.g., $5,000 or $50,000) Monthly contribution plan (e.g., $100/month) Target goal or timeframe (e.g., buying a house in 5 years) To help you get the most out of
Find what APY you need to hit a specific savings goal. Compare a standard savings account (0
Compare a standard savings account (0.01% APY) against a High-Yield Savings Account (4.00%+ APY). The spreadsheet will show a dramatic "hockey stick" curve where the gap between the two grows exponentially over 10+ years. The "Wait" Cost
💡 Ensure the formula uses =(1 + periodic_rate)^periods - 1 to verify the bank's advertised APY.
How often interest is added (daily, monthly, quarterly).