Lightyear is a new fintech in the commission-free trading space with the idea of giving you an accessible way to increase your savings over time. It allows you to invest from only £1 and gives you a multi-currency account.Lightyear is a new fintech in the commission-free trading space with the idea of giving you an accessible way to increase your savings over time. It allows you to invest from only £1 and gives you a multi-currency account.