# 致腾井盖 vs IRT Assistant

The clearest difference is update cadence: 致腾井盖 at fortnightly against IRT Assistant's every 2 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.

致腾井盖 ships an update fortnightly, IRT Assistant every 2 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 致腾井盖 | IRT Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 37 MB | 91 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [意 蒋](https://appshunter.io/developer/1658725107) | [深圳创智飞技术有限公司](https://appshunter.io/developer/1714166337) |

## What reviewers say

### 致腾井盖

[App page](https://appshunter.io/ios/app/id1658753324)

**Features:** macOS Compatibility

**In-app purchases:** none


### IRT Assistant

[App page](https://appshunter.io/ios/app/irt-assistant/id6470749965)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 致腾井盖 free?

致腾井盖 is free to download, with no in-app purchases.

### Is IRT Assistant free?

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

### Do 致腾井盖 or IRT Assistant have ads?

Neither 致腾井盖 nor IRT Assistant shows ads.

### Which is updated more often, 致腾井盖 or IRT Assistant?

致腾井盖 ships an update fortnightly, and IRT Assistant every 2 months. Most recently, 致腾井盖 was updated on November 7, 2026 and IRT Assistant on November 3, 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.*