# Zhang Resource Sharing vs 3J iSmart

The clearest difference is update cadence: Zhang Resource Sharing at every 6 weeks against 3J iSmart's every 26 months. 3J iSmart's advantage is iOS requirement (13.0 vs 15). On price, ads, 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.

Zhang Resource Sharing ships an update every 6 weeks, 3J iSmart every 26 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Zhang Resource Sharing | 3J iSmart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zhang-resource-sharing/id1224458454/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 26 months |
| Monetization | Free | — |
| Size | 111 MB | 187 MB |
| Requires iOS | 15 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zi Zhang](https://appshunter.io/developer/1224458453) | [TLI INTERNATION PTY Ltd](https://appshunter.io/developer/1725279629) |

## What reviewers say

### Zhang Resource Sharing

[App page](https://appshunter.io/ios/app/zhang-resource-sharing/id1224458454)

This app allows users to stream photos, videos, and movies from a remote server and back up local media. It also offers contact management features for Chinese users, including character conversion and prefix addition.

**Highlights:** Stream media from remote server, Backup local photos, Convert contact characters (traditional/simplified), Add Pinyin to contacts, Add +86 prefix to contacts

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

**In-app purchases:** none


### 3J iSmart

[App page](https://appshunter.io/ios/app/3j-ismart/id6475813294)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zhang Resource Sharing free?

Zhang Resource Sharing is free to download, with no in-app purchases.

### Is 3J iSmart free?

3J iSmart is free to download, with no in-app purchases.

### Do Zhang Resource Sharing or 3J iSmart have ads?

Neither Zhang Resource Sharing nor 3J iSmart shows ads.

### Which is updated more often, Zhang Resource Sharing or 3J iSmart?

Zhang Resource Sharing ships an update every 6 weeks, and 3J iSmart every 26 months. Most recently, Zhang Resource Sharing was updated on October 24, 2026 and 3J iSmart on October 25, 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.*