VIPER HiFi is a free music and radio application available on iPhone. It boasts professional decoding technology that provides accurate and lossless sound quality. The app has a vast library of millions of songs, which includes Hi-Res tracks and lossless tracks. The app also offers a broad selection of music, including popular, niche, and emerging artists.

In addition to its extensive music collection, VIPER HiFi offers superior sound quality. The app supports all audio formats and can be used with an external DAC for professional decoding. The app also has a feature that allows users to import music from their PC. Furthermore, the app has a daily updated selection of Hi-Res albums, curated playlists, and new releases. VIPER HiFi also allows users to sync their music assets with their Kugou account.