Buy 1 month and receive 1 month free. Offer limited to one redemption per mobile number receiving the offer (each a “Qualified Mobile Number”). Offer is only valid for ten (10) calendar days after receipt of message. Promotional credits will not appear in the shopping cart but will be seen in your account after you purchase an additional month of Ultra Mobile service. Ultra Mobile reserves the right to modify or discontinue this offer at any time without notice. Not redeemable for cash or promotional credit toward any other purchase. Refunds are not available for unused promotional credits. Please allow up to 72 hours after your account renews to receive your promotional credit. Use of the Ultra Mobile service is subject to the Ultra Mobile Terms & Conditions.