Moises positions itself as a comprehensive AI-powered music tool for audio separation and manipulation. The Android application serves as a digital stem separator and practice assistant, allowing users to isolate or remove specific instrument tracks from existing recordings. Marketed as the world's leading vocal remover, the app targets musicians seeking to create custom backing tracks or analyze song structures. The core functionality revolves around AI-driven audio separation technology that can extract vocals, guitar, drums, piano, and bass tracks from any song. Additional features include key transposition, tempo adjustment, chord detection, and a smart metronome. The app provides guitar tablature generation and an AI mixer for refining separated tracks. The free version offers limited processing credits and track separations, while the premium subscription unlocks higher quality exports and additional features. User experience demonstrates a generally intuitive interface with clear separation controls and adjustment sliders. The mobile application allows for quick processing of tracks from device storage or streaming services. Real-world usage patterns show musicians primarily using the app for practice sessions, cover song preparation, and remix creation. The web version offers additional export formats not available on the mobile platform, creating some feature disparity between platforms. User feedback indicates strong satisfaction with separation accuracy, as noted by Prapti Ghosh (2025-09-04) who found track separation 'exceptionally accurate.' Francis Telan (2025-07-04) highlighted platform limitations, noting Android exports are limited to MP3 format while web versions support WAV and FLAC. Multiple reviewers praised the free version's usability, with Udai De Silva (2025-08-02) noting the free tier offers 'excellent quality for general purpose.' Some users reported occasional playback issues despite correct settings. The application demonstrates remarkable AI separation capabilities that serve practical musician needs effectively. Limitations include platform-specific feature restrictions and occasional technical inconsistencies. Ideal for musicians learning songs, creating practice tracks, or experimenting with remixes. The subscription model provides value for professional users while maintaining accessibility through a functional free tier.