PhaseShift vs Music Flex Player
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PhaseShift
A private, high-fidelity music player for your owned music collection. Import and organize your audio files, enjoy detailed playback features, and customize your listening experience without ads or tracking.
- Import music from various sources
- Organize and customize library
- High-fidelity audio playback
- Customizable playback controls
- Create and edit playlists
- Sync library across devices
- Offline functionality
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PhaseShift is a private, high-fidelity music player built for the music you own. Import your collection, organize it your way, and enjoy detailed playback without accounts, ads, tracking, or reliance on streaming services. PLAY YOUR COLLECTION Import music from Files, iCloud Drive, USB storage, your computer over Wi-Fi, or folders on WebDAV and SMB network shares. Use folders in place or copy tracks into PhaseShift. Browse songs, albums, artists, genres, playlists, recently added music, and pinned favorites. Customize your library shelves and artwork sizes to suit your collection. HIGH-FIDELITY AUDIO Play MP3, AAC, M4A, ALAC, FLAC, WAV, AIFF, DSF, and DFF files. See the active signal path, sample rate, bit depth, and output route while listening. Native DSD decoding and optional DSD over PCM support help you get more from compatible audio hardware. MAKE PLAYBACK YOURS Build and edit the queue, enjoy gapless playback, view synced or plain lyrics, set a sleep timer, and use A-B repeat or track bookmarks. Choose from customizable themes and visualizers, scrub with a real waveform, and fine-tune sound with a 10-band equalizer, ReplayGain, crossfade, headphone crossfeed, and correction profiles. ORGANIZE AND EDIT Create regular and smart playlists, sort and filter your library, edit tags and artwork, apply batch changes, and import CUE sheets as individual tracks. PhaseShift can write supported ratings and play counts back to your audio files, helping your collection remain portable. YOUR LIBRARY ACROSS YOUR DEVICES Pair your own devices with a QR code or pairing code, then sync music, playlists, artwork, ratings, play history, and tag changes over your local network. Sync your whole library or selected artists and playlists, and choose the audio quality stored on each sub device while keeping the primary library in control. Back up and restore library data whenever you choose. MORE WAYS TO LISTEN Control playback from Apple Watch, use Now Playing and Recently Added widgets, follow playback with a Live Activity, and start common actions with Siri and Shortcuts. On Mac, choose an audio output device directly in PhaseShift. PRIVATE BY DESIGN PhaseShift is designed to work offline. Your listening history and library stay under your control, and local transfer and device sync do not require an internet account. PhaseShift includes a capable free experience. PhaseShift Pro is available as a one-time in-app purchase and unlocks advanced features including the equalizer, ReplayGain, crossfade, waveform overview, A-B repeat, bookmarks, listening statistics, premium themes and visualizers, Apple Watch control, CUE import, batch find and replace, backups, and multi-device sync.
Music Flex Player
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Music Flex is a music player for people who own their music, and want an EASY way to put it on their iPhone. Organize your music files as you like. Your files stay exactly where you put them, in the folders you chose, and they play whether or not you have a signal. Everything lives on your device. Files view shows your organized music in the app. Organizing by folders gives you the flexibility to create your music catalog in any way you want. Of course, there are the usual Artists, Albums and Playlists views as well. Getting music on is the easy part Open Wi-Fi Connect and Music Flex shows you a web address. Open it in a browser on any computer and drag your music straight in — whole folders at a time. From that same web page, you can browse, rename, move, download, and even play your library through the browser over local network. Alternatively, you can add files through the Files app, or with a cable through Finder. Put music into the Music Flex folder and the app automatically recognizes the additions. A real player Play, shuffle and repeat, create unlimited playlists, lock-screen and headphone controls, and background playback are all here. Everything you'd expect from a music player — geared toward the person who wants to control their own music library. Plays MP3, M4A, FLAC, AAC, WAV and AIFF. No tracking. No analytics. No account. Free to try with 25 songs. One optional in-app purchase unlocks your whole library — buy once, no subscription.
Screenshots
Verdict
The clearest difference is device support: PhaseShift at 4 against Music Flex Player's 1. On price, ads, in-app purchases and iOS requirement 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
Both are free to download. PhaseShift sells 1 one-off in-app purchase and Music Flex Player sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | PhaseShift | Music Flex Player |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 33 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Nevv Atlantis LLC | Tom KRUK |
In-app purchases
PhaseShift
- PhaseShift Pro$4.99
Music Flex Player
- Unlimited Library$8.99









