Cortx is a mobile app designed for professionals who want to keep learning without carving out extra time. It delivers 3-minute daily sessions covering condensed book summaries and real-world strategy scenarios drawn from business, psychology, and decision-making literature. A Cognitive Depth Score tracks how your analytical thinking improves over time, giving you a concrete measure of progress rather than a streak counter. The app is free on iOS and Android, with a premium tier at ₹49/month. Over 2,400 professionals use it daily, and it holds a 4.9-star rating.