# 数星星 vs 计量训练

The clearest difference is update cadence: 数星星 at every 2 months against 计量训练's every 15 months. 计量训练's advantage is iOS requirement (8.0 vs 11.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

数星星 ships an update every 2 months, 计量训练 every 15 months. The most recent releases landed on October 18, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 数星星 | 计量训练 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 15 months |
| Size | 308 MB | 99 MB |
| Requires iOS | 11.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [军 王](https://appshunter.io/developer/1526774922) | [琪玲 汪](https://appshunter.io/developer/1692730579) |

## What reviewers say

### 数星星

[App page](https://appshunter.io/ios/app/id1502053244)

**Features:** macOS Compatibility

**In-app purchases:** none


### 计量训练

[App page](https://appshunter.io/ios/app/id1607014657)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 数星星 free?

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

### Is 计量训练 free?

计量训练 is free to download, with no in-app purchases.

### Do 数星星 or 计量训练 have ads?

Neither 数星星 nor 计量训练 shows ads.

### Which is updated more often, 数星星 or 计量训练?

数星星 ships an update every 2 months, and 计量训练 every 15 months. Most recently, 数星星 was updated on October 18, 2026 and 计量训练 on October 4, 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.*