Daily compound vs simple · 360-day basis 360-day convention
💰 Maturity Amount
$ 100,000.00
✨ Interest Earned
$ 0.00
📈 APY (actual)
0.35%
* Monthly data points. Compound = daily compounding, Simple = linear. Final value marked. Compare current vs fixed visually.
Follows 360‑day convention, interest calculated daily and added to principal. Ideal for current accounts, money market funds. APY > nominal rate.
Standard for time deposits; interest does not compound. Straight‑line growth. Suitable for fixed deposit & CD calculations.
Switching product type auto‑fills typical rates (0.35% / 2.75%). Results to two decimals. Supports large principal like 100 million $.
APY reflects the real rate of return when compounding is taken into account. In daily compound mode, this calculator automatically converts the nominal annual rate into APY, allowing you to see the true difference between compound and simple interest.
International financial markets (e.g., interbank rates, some deposit products) often use a 360-day convention for simplicity and consistency. This tool follows that standard to align with institutional interest rate quotes.
Simply switch between "Daily compound (current)" and "Simple interest (fixed)" under Product Type. Typical rates (0.35% for current, 2.75% for fixed) are auto-filled, but you can adjust them manually. The chart updates instantly to show the growth path.
Use this calculator: enter 100,000,000 as principal, choose 1 year, and select current or fixed. At typical rates, current (0.35%) yields about 35,000 $, fixed (2.75%) yields about 2,750,000 $. Actual rates depend on your bank; this tool gives a quick comparison.