# Sync vs My Cloud OS 5

The clearest difference is rating: My Cloud OS 5 at 4.8 against Sync's 4.2. My Cloud OS 5 also leads on ratings volume (16K vs 821). On price, review sentiment, 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.

My Cloud OS 5 holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: My Cloud OS 5 has 16K ratings behind it against 821, so its average is the more settled of the two. Written reviews split almost evenly too, at 51% and 51% positive.

Sync ships an update monthly, My Cloud OS 5 every 2 months. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Sync | My Cloud OS 5 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (821 ratings)](https://appshunter.io/ios/app/sync-secure-cloud-storage/id917410266/reviews) | **[4.8 (16K ratings)](https://appshunter.io/ios/app/my-cloud-os-5/id1525641126/reviews)** |
| Number of ratings | 821 | **16K** |
| Positive reviews | **51.1% of reviews** | 51.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 53 MB | 104 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sync.com Inc.](https://appshunter.io/developer/917410265) | [Western Digital Technologies, Inc.](https://appshunter.io/developer/366905092) |

## What reviewers say

### Sync

[App page](https://appshunter.io/ios/app/sync-secure-cloud-storage/id917410266)

Securely store, access, and share your files with end-to-end encryption. This cloud storage solution allows you to sync data across all your devices and collaborate with others through shared folders. Protect your sensitive information with robust privacy features.

**Highlights:** 5 GB free secure cloud storage, Access files from any device, Secure file sharing via links, Collaborate with shared folders, End-to-end encryption, Access controls

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly
- 🔒 Secure cloud storage
- 💡 Great value for the price
- 🚀 Fast and reliable
- 🇨🇦 Canadian-based company

**What reviewers complain about**

- 🐛 Crashes and bugs
- 🔍 Lack of search functionality
- 🚧 Outdated and basic UI
- 🔻 Slow upload/download speeds
- 📂 Limited file management options

**Reported bugs**

- Unreliable camera roll backup
- Inconsistent file sync across devices
- Frequent app crashes and freezes
- Inability to access offline files
- Sync issues when switching devices

**Requested features**

- Improved iOS app integration with Files app
- Video playback and streaming support
- Bulk file management (rename, move, delete)
- Advanced sharing options and controls
- Better background sync for photos/videos


### My Cloud OS 5

[App page](https://appshunter.io/ios/app/my-cloud-os-5/id1525641126)

Organize and back up content from multiple devices to your private network storage. Access, share, and collaborate on files remotely without costly subscriptions. Enjoy an optimized media experience for photos and videos.

**Highlights:** Automatic backups from multiple devices, Remote file access from anywhere, Easy content sharing and collaboration, Organize photos and videos into albums, Stream movies and music to devices

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and responsive
- 🔒 Secure personal cloud storage
- 👍 Easy to access files remotely
- 👍 Convenient backup solution
- 👍 Great for media streaming

**What reviewers complain about**

- 🐛 Indexing/syncing issues
- 🐛 Inconsistent app performance
- 🐛 Unreliable remote access
- 🔒 Forced to use WD account
- 👎 Downgrade from previous version

**Reported bugs**

- App crashes and login issues
- Incompatibility with newer iOS versions
- Unreliable remote connectivity
- Slow or incomplete file indexing

**Requested features**

- Ability to download/save files offline
- Improved file browsing and search
- Folder-level backup options
- Better media organization and playback
- More flexible access and sharing controls


## Frequently asked questions

### Is Sync free?

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

### Is My Cloud OS 5 free?

My Cloud OS 5 is free to download, with no in-app purchases.

### Which has better reviews, Sync or My Cloud OS 5?

My Cloud OS 5 is rated higher. Sync averages 4.2 out of 5 from 821 ratings, while My Cloud OS 5 averages 4.8 from 16K ratings.

### Do Sync or My Cloud OS 5 have ads?

Neither Sync nor My Cloud OS 5 shows ads.

### Which is updated more often, Sync or My Cloud OS 5?

Sync ships an update monthly, and My Cloud OS 5 every 2 months. Most recently, Sync was updated on October 13, 2026 and My Cloud OS 5 on October 14, 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.*