Yes, interest is important to cash advance loans. Interest is a charge that lenders apply to loans to earn a profit, and cash advance loans are no exception. When borrowers take out a cash advance loan, they agree to pay a certain interest on the amount they borrow. The interest is a percentage of the loan amount and is paid back in regular installments over the life of the loan. The interest rate on a cash advance loan varies depending on the lender and the borrower’s creditworthiness. Borrowers with good credit are offered a lower interest rate. Those with poor credit are charged a higher interest rate. Some lenders offer promotional interest rates for new customers or certain cash advances. Considering the effective interest rate when comparing different cash advance loans is essential.