Of course, the developer also notes that not every app that injects JavaScript code into an in-app browser does so for malicious purposes, since JavaScript is the basis of many web features.

Google’s Area 120 has released a new smartphone app designed to teach beginners how to write code. It’s called Grasshopper, and it kind of feels like Duolingo for coding. While Duolingo offers ...

TikTok's custom in-app browser on iOS reportedly injects JavaScript code into external websites that allows TikTok to monitor "all keyboard inputs and taps" while a user is interacting with a ...

Fastlane founder Felix Krause has revealed that Facebook and Instagram's in-app browsers inject JavaScript into third-party websites. Krause originally said the in-app browsers were injecting the ...

JavaScript is used to create the HTML for a single page app which then creates the page. JavaScript is required to load other content when users are navigating to different parts of a single page app.