DS file vs VitOS Manager
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DS file
Access, manage, and edit files stored on your Synology NAS from your mobile device. Upload, download, and securely browse documents, pictures, and videos on the go.
- File management on Synology NAS
- Upload and download files
- Basic file editing
- Secure HTTPS access
- Browse pictures and videos
- Access work documents
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**You must own a Synology NAS to run this app, and have upgraded to DSM 5.2 to get the complete set of features** DS file is ideal to manage files stored on your DiskStation, upload or download between the NAS and the iDevice itself, or do basic editing tasks. And always securely with HTTPS support. Besides file management, DS file is also a useful tool to do anything from browsing pictures, watching videos or checking work documents when you are on the go.
VitOS Manager
This utility app helps manage a specialized operating system for audio servers. It allows for device discovery, software installation, network configuration, and music import from storage devices.
- Discover Rhein Z1 devices
- Install Roon Server
- Configure network settings
- Import music from USB
- Manage VitOS operating system
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VitOS Manager, developed by Thunder Data Co. Ltd., is a tool for managing a state-of-the-art operating system named VitOS for Silent Angel products. You can discover Rhein Z1 device in the same network, install Roon Server, configure network settings, import music from USB disk, ..., and so on. Rhein Z1 is a sound quality first music server. Rhein Z1 not only has the chassis made by CNC processed aerospace-grade aluminum alloy, but also equipped with ultra low electrical noise SSD. Except for high quality hardware, it also equipped with VitOS, which is designed for music server. VitOS is a real-time OS, which enables music server to provide better performance to achieve lower and more stable response latency and extreme sound quality as a result.
Screenshots
Verdict
The clearest difference is rating: DS file at 2.8 against VitOS Manager's 1.0. DS file also leads on ratings volume (357 vs 1). VitOS Manager's advantage is iOS requirement (12.0 vs 17.6). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
DS file holds the better App Store score, 2.8 against 1.0. That said, the two scores are not equally well evidenced: DS file has 357 ratings behind it against 1, so its average is the more settled of the two.
DS file ships an update every 4 months, VitOS Manager every 3 months. The most recent releases landed on October 15, 2026 and October 4, 2026 respectively.
| Parameter | DS file | VitOS Manager |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (357 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 28.6% of reviews | — |
| Number of ratings | 357 — better | 1 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 121 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Synology Inc. | thunderdata |
Customer experience
DS file
VitOS Manager
Bugs and requests
DS file
Reported bugs
4 issues- Login issues, unable to connect to NAS
- Video playback not working, especially on iOS 12+
- Excessive storage usage and cache issues
- Inconsistent behavior after iOS updates
Requested features
5 requests- Integrate with iOS Files app
- Add support for more file formats
- Improve photo/video backup functionality
- Implement dark mode
- Allow multi-file selection and batch operations
VitOS Manager
Not enough reviews yet to summarise bugs or requests.
In-app purchases
DS file
No in-app purchases
VitOS Manager
No in-app purchases
