Savings calculator
Enter your goal, what you have now and what you add each month. See how long it takes — and how much interest you earn on the way.
Last updated:
At the average checking rate (0.07%), you’d earn $5.51 in interest over the same time.
Interest is added monthly at the APY you enter; deposits are added at the end of each month. With the ACK card your entire balance earns 3–4% APY, every day.
National average: FDIC National Rates and Rate Caps, September 2026 (interest checking 0.07%).
How it works
Each month the calculator adds a month of interest at the APY you enter, then your deposit, and counts the months until you reach your goal.
With the ACK card your entire balance earns 3–4% APY, every day. How it works
Questions
How long does it take to save $10,000?
Starting from $1,000 and adding $500 a month at 3.5% APY, it takes 1 year 6 months, and you earn $275.98 in interest along the way.
Does a higher APY really matter?
Yes. In that example you’d earn $275.98 of interest at 3.5% APY, against $5.51 at the 0.07% national average checking rate (FDIC, September 2026).