"Best" smelling laundry detergent is subjective and can vary depending on individual preferences. Some popular laundry detergents known for their pleasant scents, apart from Gain, include:
Tide: Tide offers various scents like "Original," "Febreze Spring & Renewal," "Botanical Rain," and more.
Downy: Downy is a fabric softener brand, but they also have laundry detergents with attractive scents, such as "April Fresh" and "Clean Breeze."
Arm & Hammer: This brand has several scents available, like "Clean Burst" and "Tropical Burst."
Persil: Known for its effective cleaning, Persil also offers different fragrance options like "Intense Fresh" and "ProClean Original."
Seventh Generation: If you prefer eco-friendly options, Seventh Generation offers detergent with plant-based scents like "Free & Clear" and "Geranium Blossoms & Vanilla."
Mrs. Meyer's: Another eco-friendly option, Mrs. Meyer's offers various scents, including "Lavender," "Lemon Verbena," and "Basil."
Remember that scent preferences are highly subjective, so what might be the best smelling laundry detergent for one person may not be the same for another. It's a good idea to try out different scents and brands to find the one that suits your preferences best.