Adolescent mental health is declining at an alarming rate, and Alongside helps schools provide low cost and effective tier 1 mental health support to every student. The Alongside app meets students where they are and does not place additional burdens on faculty and staff. Activities and a chatbot, developed by clinicians with student input, help adolescents feel validated, build resilience, self-regulate, and develop better relationships. With Alongside, students get the support they urgently need and want.