Greater than or equal to 18 years of age

Living with HIV infection

Initiated on antiretroviral therapy less than or equal to 1 month prior to enrollment in the study

Have access to a mobile phone (ownership, shared ownership, or access to a trusted person's phone)

Do not intend to transfer to a different facility for HIV care within the following 12 months.

Optimizing the Efficiency and Implementation of Cash Transfers to Improve Adherence to Antiretroviral Therapy Phase II