Popular caller ID app Truecaller said that it is rolling out an update that brings real-time caller ID support to its iOS subscribers. The new update now offers the entire might of Truecaller’s spam and scam-blocking abilities to iPhone users everywhere!. The company was able to implement the feature because Apple introduced Live Caller ID Lookup in iOS 18, allowing third-party caller ID apps to securely make a call to their server to get information about the caller.