# 炼刀机器人 vs CloudZenAI

The clearest difference is in-app purchases: 炼刀机器人 at none against CloudZenAI's 5. 炼刀机器人 also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. CloudZenAI sells 5 one-off in-app purchases. 炼刀机器人 asks for nothing beyond the download.

## The numbers

| Metric | 炼刀机器人 | CloudZenAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 2 weeks | — |
| Size | 28 MB | 83 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 9+ | 17+ |
| Developer | [Docking Technology Co., Ltd.](https://appshunter.io/developer/1533396511) | [Hangzhou Yunyin Zhiguan Technology Co., Ltd](https://appshunter.io/developer/1873178960) |

## What reviewers say

### 炼刀机器人

[App page](https://appshunter.io/ios/app/id6745813167)

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

**In-app purchases:** none


### CloudZenAI

[App page](https://appshunter.io/ios/app/cloudzenai/id6758490022)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| vip 1 days | $1.00 | one-time |
| vip 7 days | $7.00 | one-time |
| vip 30 days | $30.00 | one-time |
| vip 180 days | $179.99 | one-time |
| vip 365 days | $364.99 | one-time |


## Frequently asked questions

### Is 炼刀机器人 free?

炼刀机器人 is free to download, with no in-app purchases.

### Is CloudZenAI free?

CloudZenAI is free to download, with in-app purchases available.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*