What is Lotu Line Subscription Service? The Lotu Line is an IVR based service which reach out to practicing Christians who would want to be in touch with their spiritual side at all times through their phone. Related articles How does the Lotu Line service work? How can I subscribe or unsubscribe to Lotu Line? Who can use the Lotu Line service? What is Comedy Line? What is premium SMS and how can I activate it?