# FileFlex vs Resilio Sync

The clearest difference is ads: FileFlex at none against Resilio Sync's shown. FileFlex also leads on rating (4.9 vs 4.5) and monetization model (free vs free with in-app purchases). Resilio Sync's advantage is ratings volume (858 vs 27) and iOS requirement (11 vs 14.0). On price, update cadence, 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.

FileFlex holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Resilio Sync has 858 ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 95% of FileFlex's written reviews are positive against 77% of Resilio Sync's.

FileFlex ships an update every 5 months, Resilio Sync every 3 months. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | FileFlex | Resilio Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (27 ratings)](https://appshunter.io/ios/app/fileflex/id982214370/reviews)** | [4.5 (858 ratings)](https://appshunter.io/ios/app/resilio-sync/id1126282325/reviews) |
| Number of ratings | 27 | **858** |
| Positive reviews | **94.7% of reviews** | 77.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 31 MB |
| Requires iOS | 14.0 | **11** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Qnext Corp.](https://appshunter.io/developer/375669286) | [Resilio Inc.](https://appshunter.io/developer/1126282324) |

## What reviewers say

### FileFlex

[App page](https://appshunter.io/ios/app/fileflex/id982214370)

Access, share, and stream your files, pictures, music, and videos from any device without uploading to the cloud. Manage your content remotely across multiple storage locations securely from behind your own firewall.

**Highlights:** Remote file access from source locations, Secure file sharing without uploads, Media streaming from storage, Remote multi-location file management, Access from any internet-connected device

**In-app purchases:** none


### 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


## Frequently asked questions

### Is FileFlex free?

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

### Is Resilio Sync free?

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

### Which has better reviews, FileFlex or Resilio Sync?

FileFlex is rated higher. FileFlex averages 4.9 out of 5 from 27 ratings, while Resilio Sync averages 4.5 from 858 ratings.

### Do FileFlex or Resilio Sync have ads?

Resilio Sync shows ads; FileFlex does not.

### Which is updated more often, FileFlex or Resilio Sync?

FileFlex ships an update every 5 months, and Resilio Sync every 3 months. Most recently, FileFlex was updated on October 22, 2026 and Resilio Sync on October 23, 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.*