ZAP短信 is a full version utility tool available on iPhone, now supporting more SMS subcategories with iOS16. It boasts a local intelligent SMS model that continuously enhances filtering capabilities through user-submitted training data. ZAP prioritizes user privacy, refraining from requesting or uploading any information, and operates without needing network permissions. The app does not utilize third-party services and syncs intelligent rule configurations and local SMS model training data to users' private iCloud.

ZAP offers intelligent identification rules for various SMS types like spam, verification, promotional, charity, transaction, and logistics messages. Users can customize desensitization rules, SMS keyword rules, and number rules, and benefit from iCloud multi-device sync, local SMS model training statistics, widget, and Apple Watch training submission.