Difference in compounding an APR in daily or monthly basis to APY (not discounting dilution or price variation).

E.g. 1,000 & 10% APR

1,000 × 1.00833^12 = 1,104.67

1,000 × 1.000274^365 = 1,105.167

You're probably better finding more sources of income. Time is the potence, GL!