# Resilio Sync vs Z Quest

The clearest difference is ads: Z Quest at none against Resilio Sync's shown. Z Quest also leads on update cadence (every 2 months vs every 3 months). Resilio Sync's advantage is iOS requirement (11 vs 14.0). On price, in-app purchases and device support there is nothing between them.

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

Resilio Sync ships an update every 3 months, Z Quest every 2 months. Both last shipped on October 16, 2026.

## The numbers

| Metric | Resilio Sync | Z Quest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (844 ratings)](https://appshunter.io/ios/app/resilio-sync/id1126282325/reviews)** | — |
| Number of ratings | **844** | — |
| Positive reviews | 77.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 24 MB |
| Requires iOS | **11** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Resilio Inc.](https://appshunter.io/developer/1126282324) | [Zviel Koren](https://appshunter.io/developer/1825185528) |

## What reviewers say

### Resilio Sync

[App page](https://appshunter.io/ios/app/resilio-sync/id1126282325)

Securely transfer files and back up photos between your devices without using third-party servers. Enjoy unlimited storage and speed, with direct peer-to-peer transfers for privacy and efficiency. Supports all file types across various platforms.

**Highlights:** Private cloud creation, Secure direct file transfers, Unlimited storage and speed, Automatic camera backup, Cross-platform device support, Selective file syncing

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and reliable syncing
- 🔒 Secure private cloud solution
- 👍 Seamless cross-platform integration
- 💡 Selective sync for efficient storage management
- 👍 Easy to set up and use

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 🔋 Lack of background sync on iOS
- 👎 Limited file management features within the app
- 👎 Outdated iOS integration, not optimized for newer versions

**Reported bugs**

- Syncing issues after iOS updates
- Inconsistent behavior when removing folders
- Camera roll backup not working as expected

**Requested features**

- Improved iOS integration with Files app
- Background sync for camera roll backup
- Built-in media player and gallery view
- Ability to select and move multiple files at once


### Z Quest

[App page](https://appshunter.io/ios/app/z-quest/id6759739875)

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

**In-app purchases:** none


## Frequently asked questions

### Is Resilio Sync free?

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

### Is Z Quest free?

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

### Do Resilio Sync or Z Quest have ads?

Resilio Sync shows ads; Z Quest does not.

### Which is updated more often, Resilio Sync or Z Quest?

Resilio Sync ships an update every 3 months, and Z Quest every 2 months. Most recently, Resilio Sync was updated on October 16, 2026 and Z Quest on October 16, 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.*