IZ Mobile content is priced at $3.99 for ringtones. No subscription. Charges appear on wireless bill or deducted from prepaid balance. Offer available for AT&T, T-Mobile, Verizon Wireless and Sprint customers with compatible phones. You must be at least 13 years old and have bill payer's permission. Msg&Data Rates May Apply. Opt-out: Text STOP to 26000. Help: Text HELP to 26000. For more information call 1-866-272-9292 or email izhelp@9squared.com.