# ACR vs AI机器人：AI助手

The clearest difference is in-app purchases: ACR at none against AI机器人：AI助手's 5. ACR also leads on update cadence (every 3 months vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI机器人：AI助手 sells 5 one-off in-app purchases. ACR asks for nothing beyond the download.

ACR ships an update every 3 months, AI机器人：AI助手 every 8 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | ACR | AI机器人：AI助手 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free | — |
| Size | 33 MB | 44 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SYSTEC INTELLIGENT TECHNOLOGY (TIANJIN) CO., LTD.](https://appshunter.io/developer/1517551292) | [Hefei Yanlv Network Technology Co.,LTD](https://appshunter.io/developer/1678663760) |

## What reviewers say

### ACR

[App page](https://appshunter.io/ios/app/acr-bt/id1550537404)

Manage your standalone access control device using Bluetooth. This app allows for data management, device synchronization, and uses your smartphone as a virtual key for visitor authorization.

**Highlights:** Access control data management, Device data synchronization, Smartphone as virtual key, Visitor authorization, Bluetooth connectivity

**In-app purchases:** none


### AI机器人：AI助手

[App page](https://appshunter.io/ios/app/aiai/id6446661466)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3月会员 | $9.99 | one-time |
| 半年会员 | $14.99 | one-time |
| 一年会员 | $24.99 | one-time |
| 两年会员 | $29.99 | one-time |
| 永久会员 | $39.99 | one-time |


## Frequently asked questions

### Is ACR free?

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

### Is AI机器人：AI助手 free?

AI机器人：AI助手 is free to download, with in-app purchases available.

### Do ACR or AI机器人：AI助手 have ads?

Neither ACR nor AI机器人：AI助手 shows ads.

### Which is updated more often, ACR or AI机器人：AI助手?

ACR ships an update every 3 months, and AI机器人：AI助手 every 8 months. Most recently, ACR was updated on November 3, 2026 and AI机器人：AI助手 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.*