奶牛快传 is a Chrome add-on and tool that provides a simple, fast, and secure solution for file transfer. With its high-speed file transfer capability, users can upload and download files without any speed limitations, with an average speed of 4M/s.

One of the standout features of this program is its ability to send any type of file, allowing users to freely share photos, music, videos, and documents up to 10GB in size. The program also offers multiple ways to share files, including links, retrieval codes, email, and QR codes, making file sharing convenient and accessible for both the user and the recipient.

Additionally, 奶牛快传 supports online previewing of various file formats, including images, videos, documents, and PSD source files. This eliminates the need to download files before viewing, providing a seamless and efficient user experience.

Furthermore, the program allows users to customize the file sharing background, creating a branded and professional impression for the recipient. This feature adds a personal touch to each file delivery and enhances the overall brand image.