FAQsBooster SMSWhat is Booster service? Booster service is an ADD ON service for eCourier merchants. After availing this service merchants can send their product offers/promotions in a single message to their customers. Under this service you can send Masking or Non-Masking SMS.Was this information helpful? Related Articles What will be the cost for per SMS for both Masking and non-masking How can I avail this service? Can I send SMS after activation? What will be the number for Non-Masking SMS? Is there any registration fee?