That unfortunately is a bit of myth started by slightly overzealous React developers who saw an opportunity to transfer their skills to mobile. Facebook itself never claimed that Facebook is a React native app, but rather that a number of their views are written in React Native. This is fairly common in large enterprise apps - bundling various UI libraries and frameworks into a single app instead of rewriting everything from scratch.

Writer of code, blogs and things that live on the web. Pragmatic doer, Lego fan, Mac user, cool nerd. JavaScript and Flutter enthusiast. HMH.engineering editor.

Writer of code, blogs and things that live on the web. Pragmatic doer, Lego fan, Mac user, cool nerd. JavaScript and Flutter enthusiast. HMH.engineering editor.