# ACR vs 八哥提词大师

The clearest difference is in-app purchases: ACR at none against 八哥提词大师's 5. ACR also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 八哥提词大师 sells 5 in-app purchases, starting at $2.99 per 7 days. ACR asks for nothing beyond the download.

ACR ships an update every 3 months, 八哥提词大师 every 2 months. The most recent releases landed on June 1, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | ACR | 八哥提词大师 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 33 MB | 163 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SYSTEC INTELLIGENT TECHNOLOGY (TIANJIN) CO., LTD.](https://appshunter.io/developer/1517551292) | [Wuhan Mingyi Technology Co., Ltd](https://appshunter.io/developer/1655634451) |

## 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


### 八哥提词大师

[App page](https://appshunter.io/ios/app/id6444663784)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包周会员 | $2.99 | per 7 days |
| 连续包月会员 | $3.99 | per month |
| 连续包年会员 | $29.99 | per year |
| 6个月会员 | $19.99 | one-time |
| 永久会员 | $49.99 | one-time |


## Frequently asked questions

### Is ACR free?

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

### Is 八哥提词大师 free?

八哥提词大师 is free to download, with in-app purchases available.

### Do ACR or 八哥提词大师 have ads?

八哥提词大师 shows ads; ACR does not.

### Which is updated more often, ACR or 八哥提词大师?

ACR ships an update every 3 months, and 八哥提词大师 every 2 months. Most recently, ACR was updated on June 1, 2026 and 八哥提词大师 on September 9, 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.*