# 左中对外发布 vs i三明

The clearest difference is update cadence: i三明 at every 3 months against 左中对外发布's every 14 months. 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.

左中对外发布 ships an update every 14 months, i三明 every 3 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 左中对外发布 | i三明 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Size | 347 MB | 71 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Xinhua News Agency News Information Center Inner Mongolia Center](https://appshunter.io/developer/1467146950) | [NanJing HOGE Software Co., Ltd.](https://appshunter.io/developer/589329884) |

## What reviewers say

### 左中对外发布

[App page](https://appshunter.io/ios/app/id1022793725)

**Features:** macOS Compatibility

**In-app purchases:** none


### i三明

[App page](https://appshunter.io/ios/app/i/id1338661347)

**In-app purchases:** none


## Frequently asked questions

### Is 左中对外发布 free?

左中对外发布 is free to download, with no in-app purchases.

### Is i三明 free?

i三明 is free to download, with no in-app purchases.

### Do 左中对外发布 or i三明 have ads?

Neither 左中对外发布 nor i三明 shows ads.

### Which is updated more often, 左中对外发布 or i三明?

左中对外发布 ships an update every 14 months, and i三明 every 3 months. Most recently, 左中对外发布 was updated on November 6, 2026 and i三明 on November 2, 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.*