This study evaluates the efficacy of two prescription digital therapeutics (PDT) in addition to standard of care (SOC) therapy for the treatment of experiential negative symptoms of schizophrenia in late adolescents and adults.

The purpose of the proposed study is to evaluate the efficacy and safety of two prescription digital therapeutics as an adjunct treatment to SOC in participants 18 years of age or older diagnosed with experiential negative symptoms of schizophrenia.

Inclusion Criteria:

A participant will be eligible for entry into the study if all of the following criteria are met:

1. Has a primary diagnosis of schizophrenia.
2. Is on a stable dose of antipsychotic medication(s).
3. Has obtained an average score of ≥2 (moderate to severe) in at least two of the three CAINS-MAP domains (Social, Work, or Recreational).

Exclusion Criteria:

A participant will not be eligible for study entry if any of the following criteria are met:

1. Is currently treated with more than two antipsychotic medications (including more than two dosage forms).
2. Meets DSM-5, for diagnoses not under investigation.
3. Has participated in a CT-155 clinical study.