Citi Mobile utilizes progressed security advances and encryption measures, including various layers of validation, information encryption, and measures to forestall unapproved access. What's more, clients can set up an individual login secret key, unique mark acknowledgment or facial acknowledgment and other extra safety efforts to build the security of the record.

The Citi Mobile app itself is free, but your carrier may charge a fee for data transfer. If you use Citi Mobile for transfers or payments, fees related to your account and transactions may apply. It is recommended that you review the relevant fee information before using a specific feature.