A new online tool named 'InAppBrowser' lets you analyze the behavior of in-app browsers embedded within mobile apps and determine if they inject privacy-threatening JavaScript into websites you visit.

Now Krause is back with a new tool that lets anyone see JavaScript commands injected through an in-app browser.

A new tool reveals exactly how apps like TikTok and Instagram can potentially track your data on iOS. Every interaction you make using in-app browsers has the potential to expose private information.