BrainCheck is a comprehensive digital platform designed to support cognitive care across various clinical and research settings. It offers a range of cognitive screeners, including BrainCheck Assess, its FDA Class II cleared flagship assessment, to detect early signs of cognitive impairment. The platform helps clinicians streamline workflows, improve accuracy, and enhance efficiency compared to traditional paper-based assessments. BrainCheck integrates with electronic health record systems like Athena to facilitate cognitive screening, assessment, and follow-up within routine care. With a normative database of over 5,000 patients and a real-world dataset of more than 450,000 patient assessments, BrainCheck continuously improves its features and provides reliable data for healthcare professionals to make informed decisions about patient care. It is suitable for neurologists, psychiatrists, primary care providers, and clinical researchers.