As the OTT industry grows more competitive in 2025, platforms must deliver advanced features that enhance user experience, engagement, and monetization. This guide outlines the essential features every successful OTT platform needs, from AI-powered personalization and multi-device compatibility to advanced analytics, scalable infrastructure, secure streaming, and flexible monetization models. It also highlights the importance of white-label solutions and future-ready innovations like 5G and immersive technologies. Ideal for businesses planning OTT platform development, this article helps build scalable, secure, and high-performing streaming services.