Catchtrial ePRO/eCOA is a patient-friendly electronic Patient-Reported Outcomes and Clinical Outcome Assessment platform. It delivers real-time symptom diaries, quality-of-life data, and validated instruments directly from patients on any device. Built for sponsors, CROs, biotech, pharmaceutical, and medical device organizations, the platform improves patient engagement, protocol compliance, and data quality while supporting GDPR, HIPAA, ICH-GCP, and 21 CFR Part 11 requirements.