Masstream is a versatile portable streaming media server app for Android that allows users to convert their devices into a Network Attached Storage (NAS) solution. This free utility enables seamless streaming, downloading, and managing of large personal media content over Wi-Fi across various platforms including PC, Mac, and iOS devices. With support for multiple web browsers, users can easily access and play their favorite music and videos directly from their browsers.

The app features a range of functionalities such as file browsing, high-speed streaming, and dynamic QR code generation for quick access to shared directories. Users can upload complex directory structures, manage user permissions, and block access to anonymous users. Additionally, Masstream operates effectively in the background with low battery usage, making it a convenient choice for users looking to share and access media content across devices.