By joining Blacknut service, you agree to Blacknut's Terms of Service and the Privacy Policy. To join the service you must provide your phone number then confirm it by entering PIN code that you will receive by SMS. The cost of the service is AED 3.25 per day (VAT inclusive) for Etisalat or AED 18 per week (VAT inclusive) for Du. To unsubscribe from Etisalat, send C BLT to 1111. These charges will be deducted from your mobile phone credit. To use this service, you must be over 18 years old or authorized to pay your phone bill. Your phone must have an internet connection and be able to send and receive text messages.