No longer able to recruit participants

This study aims to evaluate a technology-based treatment support system for patients undergoing the treatment of depression. The investigators will explore the usefulness of the technology-based treatment support system as an adjunct to psychotherapy for depression.

This study aims to evaluate a technology-based treatment support system "mConnect" for patients undergoing the treatment of depression. This system will be evaluated by conducting a randomized controlled trial where patients will either receive the mConnect mobile app or treatment as usual.

Inclusion Criteria:

• 18 years of age or older
• English-speaking
• Currently enrolled in outpatient treatment
• Current diagnosis of major depressive disorder
• Ownership of a smartphone device compatible with the mobile app

Exclusion Criteria

• visual, hearing, voice, or motor impairment that would prevent completion of the study procedures or use of mobile phone
• diagnosis of a psychotic disorder, bipolar disorder, dissociative disorder, substance use disorder, or other diagnosis for which participation in this trial is inappropriate, severe suicidality (has ideation, plan, and intent).
• having completed more than 3 sessions of psychotherapy with current therapist