how much it cost to build the self-hosted chat platforms? The basic estimate or the market price to build a simple self-hosted chat app can cost you anywhere between $10,000 to $50,000. Whereas, if you go to add complex features like white- labeling or others, the app cost can be somewhere between $50,000 and $100,000. For more info https://www.contus.com/blog/best-self-hosted-chat-platforms/