# ATZ 客服端 vs Spark Brain Training

The clearest difference is in-app purchases: ATZ 客服端 at none against Spark Brain Training's 5. ATZ 客服端 also leads on iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Spark Brain Training sells 5 in-app purchases, starting at $29.99 per year. ATZ 客服端 asks for nothing beyond the download.

## The numbers

| Metric | ATZ 客服端 | Spark Brain Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 29 MB | 190 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Atz Trading, Inc.](https://appshunter.io/developer/1463374879) | [Shenzhen Bit Echo Technology Co., Ltd](https://appshunter.io/developer/1606003705) |

## What reviewers say

### ATZ 客服端

[App page](https://appshunter.io/ios/app/atz/id6505085564)

**Features:** macOS Compatibility

**In-app purchases:** none


### Spark Brain Training

[App page](https://appshunter.io/ios/app/spark-brain-training/id6748276766)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Membership | $29.99 | per year |
| 1200 Diamonds | $4.99 | one-time |
| 3000 Diamonds | $9.99 | one-time |
| 6500 Diamonds | $19.99 | one-time |
| Lifetime Membership | $39.99 | one-time |


## Frequently asked questions

### Is ATZ 客服端 free?

ATZ 客服端 is free to download, with no in-app purchases.

### Is Spark Brain Training free?

Spark Brain Training is free to download, with in-app purchases available.

### Do ATZ 客服端 or Spark Brain Training have ads?

Neither ATZ 客服端 nor Spark Brain Training shows ads.

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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.*