# 智能计算器 vs Mahjong Synthesis

The clearest difference is in-app purchases: Mahjong Synthesis at none against 智能计算器's 4. 智能计算器's advantage is iOS requirement (13.0 vs 15). On price, ads and device support there is nothing between them.

Both are free to download. 智能计算器 sells 4 in-app purchases, starting at $0.99 per month. Mahjong Synthesis asks for nothing beyond the download.

## The numbers

| Metric | 智能计算器 | Mahjong Synthesis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 16 MB | 4 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hebei jiudao network technology co., ltd](https://appshunter.io/developer/1683067256) | [MARIA IVANA MARIN GOMEZ](https://appshunter.io/developer/6811697380) |

## What reviewers say

### 智能计算器

[App page](https://appshunter.io/ios/app/id6475540044)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $0.99 | per month |
| 周会员 | $0.99 | per 7 days |
| 季会员 | $2.99 | per 3 months |
| 永久会员 | $7.99 | one-time |


### Mahjong Synthesis

[App page](https://appshunter.io/ios/app/mahjong-synthesis/id6811697378)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 智能计算器 free?

智能计算器 is free to download, with in-app purchases available.

### Is Mahjong Synthesis free?

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

### Do 智能计算器 or Mahjong Synthesis have ads?

Neither 智能计算器 nor Mahjong Synthesis 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.*