Mossca Player vs Open Music Player
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mossca Player
This HiFi music player offers advanced audio processing, including real-time 32-bit floating-point processing and HQ SRC resampling. It supports native DSD playback, external USB DACs, and extensive headphone tuning with parametric EQ and Crossfeed.
- HiFi audio engine with 32-bit processing
- Native DSD playback
- External USB DAC support
- Headphone frequency response correction
- Parametric EQ and Crossfeed
- Support for personal music servers
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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
Open Music Player
A private, local music player that lets you control which audio files and folders are added to your library. Enjoy background playback, a sleep timer, equalizer, and song identification without ads or required accounts.
- Manual file and folder selection
- Background playback and lock screen controls
- Equalizer and sleep timer
- Song identification
- Ad-free and no account required
- Multi-language support
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Open Music Player is a private, local music player for your own audio library. It does not scan your entire device: you choose the individual audio files or folders you want to add. Features: • Add individual files and selected folders. • Refresh connected folders to find new, changed, or removed files. • Browse songs, favorites, albums, artists, playlists, and smart collections. • Control the play queue, shuffle, and repeat modes. • Use the equalizer and sleep timer. • Control playback in the background and from the Lock Screen. • Identify music playing nearby or from a selected audio file. • Clear the app library without deleting the original audio files. Your library, favorites, playlists, queue, listening history, song-identification history, and settings stay on your device. There are no ads and no required account. Optional technical diagnostics can be enabled or disabled in Settings. The app interface supports English, Russian, Bulgarian, Spanish, German, Italian, French, Japanese, and Simplified Chinese. It automatically follows a supported device language, with a manual language choice available in Settings. Playing files available on your device does not require an internet connection. Song identification requires internet access. Automatic technical diagnostics are off by default and are enabled only with your consent. A vinyl player with two appearances for the whole app: Light vinyl and Graphite & lime. Choose in Settings, with shuffle, repeat, the sleep timer and equalizer beside the record. To transfer music from a Mac, connect your iPhone or iPad by cable and copy a folder to Open Music using Finder. Then connect it using Add folder in the app settings.
Screenshots
Verdict
The clearest difference is price: Open Music Player at Free against Mossca Player's $14.99. Open Music Player also leads on rating (5.0 vs 3.0) and update cadence (every 4 days vs every 10 days). On ratings volume, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Open Music Player is free to download; Mossca Player costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Open Music Player holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
Mossca Player ships an update every 10 days, Open Music Player every 4 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.
| Parameter | Mossca Player | Open Music Player |
|---|---|---|
| Price | $14.99 | Free — better |
| Rating | 3.0 (2 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 87.5% of reviews | — |
| Number of ratings | 2 | 2 |
| Update frequency | Every 10 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 55 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | 明星 张 | Vasiliy Tatarli |
In-app purchases
Mossca Player
No in-app purchases
Open Music Player
No in-app purchases








