If you exceed your data cap you will be charged overage. For every 1GB that you go over your data cap, you will be charged $1.
To ensure you are aware of how much data you have left, we send an email notification once you have used 80% of your data. We also send an email notification for every 1GB you go over your data cap.
To avoid overage charges you can upgrade your plan through your online account here, or call our friendly team on 0800 12 13 14