WeiView is a free iPhone application developed by 洪 郑 that serves as a software companion for beauty instruments or otoscope tools. With WeiView, users can connect their devices to beauty instruments via WiFi and perform various operations.

One of the main features of WeiView is the ability to watch the cleaning process of the beauty instrument in real-time on a mobile phone. This allows users to closely monitor the cleaning procedure and ensure thorough cleanliness.

In addition to real-time monitoring, WeiView also provides the option to record the cleaning moment. Users can capture pictures and videos during the cleaning process, providing a convenient way to document the procedure for future reference or comparison.

WeiView also offers a playback feature, where users can use the album to review saved photos and videos. This allows for easy comparison of the instrument's condition before and after cleaning, providing a visual representation of the effectiveness of the cleaning process.

Overall, WeiView is a practical and user-friendly tool for those using beauty instruments or otoscope tools. Its real-time monitoring, recording, and playback features make it a valuable companion for maintaining cleanliness and comparing results.