# DS cloud vs Synctrain

The clearest difference is review sentiment: Synctrain at 89% against DS cloud's 23%. Synctrain also leads on rating (4.9 vs 2.5). DS cloud's advantage is iOS requirement (8.0 vs 17.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Synctrain holds the better App Store score, 4.9 against 2.5. Both are backed by a comparable volume of ratings — 72 and 123 respectively. Written reviews point the same way: 23% of DS cloud's written reviews are positive against 89% of Synctrain's.

DS cloud ships an update every 2 months, Synctrain every 6 weeks. The most recent releases landed on September 16, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | DS cloud | Synctrain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (72 ratings)](https://appshunter.io/ios/app/ds-cloud/id590216612/reviews) | **[4.9 (123 ratings)](https://appshunter.io/ios/app/synctrain/id6553985316/reviews)** |
| Number of ratings | 72 | **123** |
| Positive reviews | 23.4% of reviews | **89.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 77 MB | 33 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Synology Inc.](https://appshunter.io/developer/321493109) | [T-Shaped](https://appshunter.io/developer/1758051723) |

## What reviewers say

### DS cloud

[App page](https://appshunter.io/ios/app/ds-cloud/id590216612)

Access and sync selected folders from your Synology NAS to your mobile device. Enjoy offline viewing of your files anywhere, with customizable sync settings for file size and type.

**Highlights:** Folder synchronization, Offline file viewing, Customizable sync settings, File size limits, File type filtering

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💾 Effective file synchronization between devices
- 🔒 Private cloud storage without third-party servers
- 📱 Works well with iPad and iPhone for document management
- ⚡ Fast sync speeds on local networks
- 🎯 Good integration with iWork applications

**What reviewers complain about**

- 🐛 Crashes frequently on iOS 14+ versions
- ❌ Not compatible with DSM 7.0
- ⚠️ Version mismatch errors preventing login
- 🚫 Hasn't been updated in 3+ years
- 📉 Poor performance on newer iPhone models

**Reported bugs**

- App crashes on launch with iOS 14.2+
- Face ID causes app to crash immediately
- Touch ID crashes app on iPhone X/XS
- Version not up-to-date error despite fresh installation
- PDF files crash app when opened (2+ pages)

**Requested features**

- Update app for iOS 14+ compatibility
- DSM 7.0 support
- Background synchronization capability
- On-demand file download (like Dropbox)
- Face ID and Touch ID support


### Synctrain

[App page](https://appshunter.io/ios/app/synctrain/id6553985316)

Securely synchronize files and folders between your devices. Stream audio and video directly from other devices.  Manage file sharing permissions to control access to your data.

**Highlights:** Secure file synchronization, Full folder synchronization, Specific file selection, Audio and video streaming, Cross-device file mirroring, Customizable sharing permissions

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive interface
- 🚀 Seamless sync between devices
- 🔓 Open-source and free
- 💡 Integrates with iOS Files app

**What reviewers complain about**

- 🐛 Occasional connection issues
- 🔍 Could use more Apple-like design

**Reported bugs**

- Occasional app crashes
- Sync delays on some devices

**Requested features**

- Direct photo/video sync to remote devices
- Faster initial connection to server


## Frequently asked questions

### Is DS cloud free?

DS cloud is free to download, with no in-app purchases.

### Is Synctrain free?

Synctrain is free to download, with no in-app purchases.

### Which has better reviews, DS cloud or Synctrain?

Synctrain is rated higher. DS cloud averages 2.5 out of 5 from 72 ratings, while Synctrain averages 4.9 from 123 ratings.

### Do DS cloud or Synctrain have ads?

Neither DS cloud nor Synctrain shows ads.

### Which is updated more often, DS cloud or Synctrain?

DS cloud ships an update every 2 months, and Synctrain every 6 weeks. Most recently, DS cloud was updated on September 16, 2026 and Synctrain on September 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*