: Because these transactions are deliberately engineered with zero or extremely low fees, they are eventually purged from the network's mempool and vanish from the recipient's balance.
: Never trust a screenshot or a notification from a third-party app. Verify every transaction on a neutral block explorer like mempool.space or Blockchain.com . If it doesn't show up there, it doesn't exist.
: Advanced versions claim to mimic confirmation behavior using "blockchain emulation" or "peer-node simulators" to trick older or less secure wallet versions.