Trimester4 is a mobile phone app that provides evidence-based tracking of mood symptoms, empowering mothers with a quick and easy tool to monitor their well-being across their pregnancy and postpartum periods.
Evidence-based mood "check-ins" using a measure to help you monitor depression symptoms with clinically validated tools used by healthcare providers worldwide.
Visualize your mental health journey with intuitive charts and trend analysis, helping you and your healthcare team understand patterns over time.
Your data stays secure and private. All information is stored locally on your device with optional encrypted cloud backup for your peace of mind.
Immediate access to crisis resources and hotlines when you need them most, with automatic alerts for concerning scores and direct links to professional help.
Generate comprehensive PDF reports to share with your healthcare provider, making conversations about your mental health more productive and informed.
Gentle notifications help you maintain consistent screening without overwhelming you, building a sustainable routine for mental health monitoring.
Up to 1 in 5 mothers experience perinatal mood and anxiety disorders, yet many go undiagnosed. Trimester4 bridges the gap between clinical care visits, empowering mothers to take charge of their mental wellbeing.
We believe that the fourth trimester is a critcal time for supporting new mothers.
Trimester4 will be available for download in early 2026