# Tresorit vs Sync

The clearest difference is rating: Tresorit at 4.6 against Sync's 4.1. Tresorit also leads on review sentiment (81% vs 50%). Sync's advantage is monetization model (free vs free with in-app purchases). 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.

Tresorit holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 508 and 805 respectively. Written reviews point the same way: 81% of Tresorit's written reviews are positive against 50% of Sync's.

Tresorit ships an update every 5 weeks, Sync monthly. Both last shipped on September 22, 2026.

## The numbers

| Metric | Tresorit | Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (508 ratings)](https://appshunter.io/ios/app/tresorit/id722163232/reviews)** | [4.1 (805 ratings)](https://appshunter.io/ios/app/sync-secure-cloud-storage/id917410266/reviews) |
| Number of ratings | 508 | **805** |
| Positive reviews | **80.8% of reviews** | 50.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 134 MB | 53 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tresorit](https://appshunter.io/developer/722163235) | [Sync.com Inc.](https://appshunter.io/developer/917410265) |

## What reviewers say

### Tresorit

[App page](https://appshunter.io/ios/app/tresorit/id722163232)

Securely store, sync, and share files with end-to-end encryption. Protect your photos, memos, and team documents with zero-knowledge standards, ensuring only you and authorized users can access your data. Manage permissions and share links for secure collaboration.

**Highlights:** End-to-end encrypted file sync, Secure file sharing, Create shared folders, Encrypted camera upload, Manage file permissions, Offline file access, 2-factor authentication

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast, efficient, and seamless
- 🔒 Highly secure and encrypted
- 👍 User-friendly and intuitive
- 💡 Innovative features like zero-knowledge encryption
- 🚀 Reliable and consistent performance

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 💰 Relatively expensive subscription plans
- 🔍 Limited free storage space
- 🤔 Confusing or hidden pricing information

**Reported bugs**

- Frequent app crashes or freezes
- Issues with file uploads and downloads
- Syncing problems across devices

**Requested features**

- Improved mobile app integration with iOS Files app
- Ability to password-protect shared links
- Thumbnail previews for images and documents
- Scan-to-PDF functionality


### 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


## Frequently asked questions

### Is Tresorit free?

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

### Is Sync free?

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

### Which has better reviews, Tresorit or Sync?

Tresorit is rated higher. Tresorit averages 4.6 out of 5 from 508 ratings, while Sync averages 4.1 from 805 ratings.

### Do Tresorit or Sync have ads?

Neither Tresorit nor Sync shows ads.

### Which is updated more often, Tresorit or Sync?

Tresorit ships an update every 5 weeks, and Sync monthly. Most recently, Tresorit was updated on September 22, 2026 and Sync on September 22, 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.*