# 地铁联调软件 vs RFID掌中宝

The clearest difference is ads: RFID掌中宝 at none against 地铁联调软件's shown. RFID掌中宝 also leads on update cadence (daily vs every 11 months). 地铁联调软件's advantage is iOS requirement (9.0 vs 12.0). 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.

地铁联调软件 ships an update every 11 months, RFID掌中宝 daily. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 地铁联调软件 | RFID掌中宝 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Daily** |
| Size | 37 MB | 8 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [中国中铁电气化局集团有限公司](https://appshunter.io/developer/1529561686) | [淞 王](https://appshunter.io/developer/1819811438) |

## What reviewers say

### 地铁联调软件

[App page](https://appshunter.io/ios/app/id1587089039)

**Features:** macOS Compatibility

**In-app purchases:** none


### RFID掌中宝

[App page](https://appshunter.io/ios/app/rfid/id6747104621)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 地铁联调软件 free?

地铁联调软件 is free to download, with no in-app purchases.

### Is RFID掌中宝 free?

RFID掌中宝 is free to download, with no in-app purchases.

### Do 地铁联调软件 or RFID掌中宝 have ads?

地铁联调软件 shows ads; RFID掌中宝 does not.

### Which is updated more often, 地铁联调软件 or RFID掌中宝?

地铁联调软件 ships an update every 11 months, and RFID掌中宝 daily. Most recently, 地铁联调软件 was updated on September 9, 2026 and RFID掌中宝 on September 10, 2026.

---

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