# 石慧行 vs Melotrace

The clearest difference is ads: 石慧行 at none against Melotrace's shown. 石慧行 also leads on iOS requirement (13.0 vs 17.0). Melotrace's advantage is update cadence (every 10 days vs every 5 weeks). On price, 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.

石慧行 ships an update every 5 weeks, Melotrace every 10 days. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 石慧行 | Melotrace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/id6444716093/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Size | 98 MB | 78 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [石家庄市轨道交通集团有限责任公司](https://appshunter.io/developer/1449805506) | [Feng Ji](https://appshunter.io/developer/1369547461) |

## What reviewers say

### 石慧行

[App page](https://appshunter.io/ios/app/id6444716093)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Melotrace

[App page](https://appshunter.io/ios/app/melotrace/id6756815015)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 石慧行 free?

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

### Is Melotrace free?

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

### Do 石慧行 or Melotrace have ads?

Melotrace shows ads; 石慧行 does not.

### Which is updated more often, 石慧行 or Melotrace?

石慧行 ships an update every 5 weeks, and Melotrace every 10 days. Most recently, 石慧行 was updated on October 9, 2026 and Melotrace on October 15, 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.*