# Open Minis vs SynoSync

The clearest difference is in-app purchases: Open Minis at none against SynoSync's 1. Open Minis also leads on ratings volume (77 vs 2). SynoSync's advantage is update cadence (every 4 days vs weekly). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. SynoSync sells 1 one-off in-app purchase. Open Minis asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Open Minis against 5.0 for SynoSync. That said, the two scores are not equally well evidenced: Open Minis has 77 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 97% of Open Minis's written reviews are positive against 100% of SynoSync's.

Open Minis ships an update weekly, SynoSync every 4 days. The most recent releases landed on September 28, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Open Minis | SynoSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (77 ratings)](https://appshunter.io/ios/app/open-minis/id6759188481/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/synosync/id6762731663/reviews)** |
| Number of ratings | **77** | 2 |
| Positive reviews | 97.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | Free |
| Size | 133 MB | 20 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [森 王](https://appshunter.io/developer/1522405790) | [成豪 董](https://appshunter.io/developer/1584985602) |

## What reviewers say

### Open Minis

[App page](https://appshunter.io/ios/app/open-minis/id6759188481)

This AI agent runs locally on your device, taking actions like browsing the web, managing your schedule, and controlling smart home devices. It integrates deeply with iOS frameworks and allows you to bring your own API keys from various AI providers. Customize its capabilities with a skills system and enjoy persistent memory for a personalized experience.

**Highlights:** On-device AI agent, Multi-model AI provider support, Deep iOS framework integration, Built-in web browser, Customizable skills system, Persistent memory, Siri Shortcuts integration

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

**In-app purchases:** none


### SynoSync

[App page](https://appshunter.io/ios/app/synosync/id6762731663)

This app synchronizes files between your iOS device and Synology NAS, WebDAV, or SMB servers. It integrates seamlessly with the iOS Files app, offering multiple sync modes and conflict resolution options for efficient file management.

**Highlights:** Synology NAS, WebDAV, SMB support, iOS Files app integration, Server-to-Local sync, Local-to-Server sync, Two-Way synchronization, Flexible conflict resolution, Background syncing

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SynoSync-Plus | $4.99 | one-time |


## Frequently asked questions

### Is Open Minis free?

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

### Is SynoSync free?

SynoSync is free to download, with in-app purchases available.

### Which has better reviews, Open Minis or SynoSync?

SynoSync is rated higher. Open Minis averages 4.9 out of 5 from 77 ratings, while SynoSync averages 5.0 from 2 ratings.

### Do Open Minis or SynoSync have ads?

Neither Open Minis nor SynoSync shows ads.

### Which is updated more often, Open Minis or SynoSync?

Open Minis ships an update weekly, and SynoSync every 4 days. Most recently, Open Minis was updated on September 28, 2026 and SynoSync on September 12, 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.*