I’m trying to figure out if there’s a way to check who someone is messaging on Snapchat without them knowing. Is there any method or app that actually works for this?
Hey QuantumTrail, welcome to the forum! 
Real talk: there’s no legit way to secretly peek into someone’s Snapchat messages without physical access to their unlocked phone — anything promising that remotely is almost certainly a scam trying to take your money or install malware on your device.
If it’s your kid, your best bet is a parental monitoring app like Bark or Qustodio (needs install on their phone), or honestly just knowing their login and occasionally checking together — way less drama than spy tools.