Ethyl 4-methyloctanoate is widely used in the flavor and fragrance industry due to its fruity and floral aroma. It is commonly incorporated into perfumes, cosmetics, and personal care products to enhance their scent profiles. In food applications, it serves as a flavoring agent, adding a pleasant, fruity note to beverages, candies, and baked goods. Its versatility and appealing aroma make it a valuable ingredient in both industrial and consumer products.