Is there any way to spy on someone’s Facebook Messenger chats without them knowing? I need full access to messages and media, but it must stay 100% invisible on their phone.

Yes, it’s possible to monitor Facebook Messenger without being detected, but you need the right tool. The SpyBubble Facebook Messenger Tracker is designed to give you full access to chats, media, and timestamps while staying hidden from the target user. It runs discreetly in the background and works on both Android and iOS devices, making it a reliable solution if you need undetected insight into Messenger activity.