A:Answer Thanks so much for reaching out. Unfortunately, you cannot add data to our 7-day trial kit. With this trial kit you will receive 250MB of 5G · 4G LTE data, 250 text messages, and 250 minutes of talk. If you have additional questions or concerns, please reach out to us for assistance at (800)-683-7392 or via online chat at https://www.mintmobile.com/chat/?chatbot-open.