Mossca Player vs OneMusic

Mossca — HiFi Hi-Res Music Player Mossca is a high-resolution music player powered by its own HiFi audio engine. Featuring real-time 32-bit floating-point audio processing and HQ SRC resampling with double-precision internal calculations, it supports native DSD playback, real-time PCM-to-DSD modulation, and external USB DAC output. It also offers headphone frequency response correction, parametric EQ, Crossfeed, and a range of DSP audio processing features. Designed for audiophiles, headphone enthusiasts, and anyone who appreciates better sound. Hi-Res Audio & DAC Support • Mossca HiFi Audio Engine: Proprietary audio engine with real-time 32-bit floating-point processing, handling audio decoding coordination, resampling, and DSP processing • High-Quality Resampling (HQ SRC): Double-precision internal calculations with support for multi-rate upsampling and high-sample-rate output • Native DSD Playback: Supports DSF and DFF formats, including DoP (DSD over PCM) transmission • Real-Time PCM-to-DSD Modulation: Converts PCM audio to DSD64–DSD256 in real time for output through compatible external USB DACs • DSD-to-PCM Conversion: Uses FIR filtering to process DSD audio for playback through PCM output devices • USB DAC Output: Supports device sample rate negotiation and high-resolution audio playback • Signal Path: Displays the source format, audio processing stages, and actual output format Headphone Tuning & DSP Effects • Headphone Frequency Response Correction: Covers 6,330 headphone models with over 14,000 AutoEQ / OPRA tuning profiles • Target Curves & Frequency Band Adjustment: Supports multiple target curves and headphone compensation, with independent bass, midrange, and treble adjustments • Real-Time Headphone Tuning: Adjust parameters during playback, view frequency response curves, and compare settings with A/B listening • Parametric Equalizer (PEQ): Adjust frequency, gain, and Q factor, with support for importing custom configurations • Crossfeed Headphone Soundstage: Simulates natural crossfeed between left and right channels to improve stereo imaging when listening through headphones • Auto Headroom: Helps reduce the risk of digital clipping caused by EQ gain adjustments • Tape Sound: Recreates the warmth and sonic character of analog tape, with adjustable effect intensity • Real-Time DSP Processing: Adjust sound characteristics and processing parameters while music is playing Music Sources & Servers • Local Music Library: Import, scan, index, and manage local music files • Mossca Server: A free music server designed for personal music collections, featuring library indexing, album and artist management, and remote streaming. Free to deploy and use • Navidrome / Subsonic: Supports Navidrome, Subsonic, and OpenSubsonic-compatible music servers • Jellyfin / Emby / Plex: Connect to popular personal media servers to access and play your music collection • SMB / WebDAV: Network file access and offline downloads • iOS Files App: Add individual music files or entire folders directly to your library through the Files app without making additional copies • Mac Library Sync: One-tap full music library synchronization with Mossca for Mac • Remote Streaming: Stream music from personal servers over local networks or the internet • Streaming Transcoding Settings: Configure transcoding formats and bitrates based on server capabilities and network conditions • Offline Music: Download music from remote servers for playback without an internet connection A Simpler Music Player: SirenX If you don’t need advanced HiFi audio settings or an external USB DAC, and simply want a fast, straightforward way to enjoy your personal music collection, try our other music player: SirenX — A Minimalist Player for Local & Self-Hosted Lossless Music Simple, fast, completely free, no account required, and no ads. Contact: mynameisfung@gmail.com

Bring together the music you already own, without ads or a required OneMusic account. IMPORT & CLOUD MUSIC Import DRM-free audio from Files, Finder, folders, or ZIP archives. Read embedded tags and artwork, and match sidecar LRC lyrics. Connect a WebDAV server, browse and search folders, select songs, and download them to My Music for offline listening. WebDAV uses download-before-playback. WebDAV presets include Nutstore and common overseas services. Experimental Quark web sign-in and downloads are marked Beta and may stop working when the service changes. Baidu, Alipan, Google Drive, OneDrive, and Dropbox have no direct sign-in; use an available Files provider or a WebDAV gateway you configure. Import Guide in the + menu explains audio formats, same-name LRC lyrics, embedded covers, and a downloadable sample ZIP. NAVIDROME & OPEN SUBSONIC Connect your own compatible server for streaming, offline downloads, server playlists, radio, jukebox, scrobbling, ReplayGain, gapless playback, crossfade, and synchronized lyrics. LISTEN & ORGANIZE Browse songs, albums, artists, genres, and composers. Create playlists, mark favorites, rate tracks, edit song information, manage the queue, adjust playback speed, and set a sleep timer. Use background playback, Lock Screen controls, AirPlay, EQ, and visualizers. Build rules-based Smart Mixes on device. OPTIONAL PRIVATE ICLOUD SYNC When enabled, OneMusic syncs library metadata and then each song’s audio, artwork, and LRC through your private CloudKit database on the same Apple ID. Your Navidrome cache and WebDAV connections remain separate. One-time ZIP and AirDrop imports are also free. OPTIONAL MEMBERSHIP Core playback, imports, cloud downloads, lyrics, playlists, EQ, visualizers, private iCloud sync, and JSON export are free. Annual and lifetime membership unlock extra theme choices and readable Markdown library reports. Verified existing lifetime supporters retain lifetime access. Annual membership renews automatically unless you cancel renewal; eligible customers may receive a 14-day introductory trial. Your local price and eligibility appear before purchase. Lifetime is a one-time purchase. PRIVATE BY DESIGN No OneMusic account, ads, or third-party tracking SDKs. WebDAV credentials and Quark sign-in sessions stay in this device’s Keychain and are excluded from iCloud sync and exports. Downloads connect directly to the server you configure. No sample songs or commercial music catalog are bundled. Import or connect only music you have the right to use. Terms of Use: https://oneapps.studio/terms Privacy Policy: https://oneapps.studio/privacy CARPLAY & NEW LIBRARY TOOLS Browse imported songs, folders, playlists and favorites with CarPlay, and use its Now Playing controls. Set up your music on iPhone before driving. Keep imported folder categories, transfer files over your local Wi-Fi network, and add multiple songs to playlists. Restore the last song, queue and position in a paused state after reopening. Use listening bookmarks, lyric timing adjustments, playlist search and ordering, M3U/M3U8 references and batch information/cover editing. Now Playing widgets and an Apple Watch iPhone remote use the same visual style. Apple Watch requires a connected iPhone and does not store audio for offline playback.