To understand how much does it cost to build a live-streaming app and create your own live-streaming solution you need: Do a thorough competitive market research Understand your target audience and define a niche Choose a monetization strategy like ads, sponsorships, subscriptions, or a freemium model Choose your preferred platform like Android or iOS for storing data, hosting, and streaming Collaborate with experienced designers to curate an intuitive UI/UX for your app or website Develop a strategy and assess all MVPs first Launch and continue ongoing support for maintenance