金钟反诈卫士 is a free iPhone application in the Business & Productivity category. This program offers new features including SMS protection, call protection, and electronic watermarking for important documents. With SMS filtering, users can block spam and scam messages without receiving notifications. The app also identifies incoming calls to safeguard against potential scams. Additionally, it provides a secure way to watermark personal documents, ensuring their safety by encrypting data locally on the device. Users can subscribe for unlimited access to all features, with various pricing options available for membership.

In the age of increasing fraud cases related to identity theft, protecting personal documents becomes crucial. 金钟反诈卫士 offers a convenient solution by allowing users to electronically watermark their important documents, ensuring their security. The app supports scanning various types of cards and certificates, automatically removing backgrounds and supporting manual adjustments. It also enables the generation of A4 layout files for printing, with export options in image or PDF formats, along with customizable security watermarks.