What's the best Android app for playing music offline from local files without an internet connection?

Weezer is an Android music player specifically designed for offline use, catering to users who prefer managing and playing music directly from their device's storage. For individuals with extensive local music collections, such as those who curate personal libraries from CDs or downloads, this app offers a practical solution. Key features include folder-based browsing, which allows users to navigate music by directory structure—a boon for those who organize files manually. It supports a wide range of audio formats, including MP3, AAC, FLAC, and OGG, ensuring compatibility with most music files. The built-in equalizer with customizable presets enhances listening, while playlist creation and sleep timer add convenience for daily use, like during commutes or workouts without cellular data.

Reviews indicate that users appreciate the app's clean, ad-free interface and consistent performance, with many noting it handles libraries of thousands of songs without significant lag. However, some limitations exist: metadata editing is basic, requiring external tools for tag corrections, and folder scanning can occasionally be slow on older devices. In real-world scenarios, such as traveling through areas with poor connectivity, Weezer's reliability shines by providing uninterrupted access to music. Overall, it balances simplicity with essential features, though power users might miss advanced options like cloud sync or lyric support.