# 青岛地铁 vs 大白U帮

The clearest difference is iOS requirement: 青岛地铁 at 13.0 against 大白U帮's 15.6. On price, review sentiment, update cadence and ads there is nothing between them.

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

青岛地铁 ships an update every 2 months, 大白U帮 monthly. Both last shipped on November 2, 2026.

## The numbers

| Metric | 青岛地铁 | 大白U帮 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (20 ratings)](https://appshunter.io/ios/app/id1373547573/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 17.8% of reviews | **22.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 184 MB | 103 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Qingdao Metro Group Co., Ltd.](https://appshunter.io/developer/1373547572) | [Shandong Hongyi Energy Service Co. Ltd.](https://appshunter.io/developer/1380652247) |

## What reviewers say

### 青岛地铁

[App page](https://appshunter.io/ios/app/id1373547573)

This app offers a convenient way to navigate public transport and pay for services. It provides QR code boarding for subways and buses, route planning, and station information. Additionally, it allows for utility bill payments and discovering local lifestyle services.

**Highlights:** QR code boarding for subway and bus, Route planning and transit guidance, Station facility information, Utility bill payments (phone, water, gas), Local lifestyle service discovery, Transit discounts and promotions

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### 大白U帮

[App page](https://appshunter.io/ios/app/u/id1428185315)

This app allows students and employees to book shower services at designated facilities. Users can select their preferred time slots and pay using their account balance, eliminating the need for physical cards and in-person queues.

**Highlights:** Book shower appointments, Select service times, Mobile payment, Cardless transactions, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 青岛地铁 free?

青岛地铁 is free to download, with no in-app purchases.

### Is 大白U帮 free?

大白U帮 is free to download, with no in-app purchases.

### Do 青岛地铁 or 大白U帮 have ads?

Neither 青岛地铁 nor 大白U帮 shows ads.

### Which is updated more often, 青岛地铁 or 大白U帮?

青岛地铁 ships an update every 2 months, and 大白U帮 monthly. Most recently, 青岛地铁 was updated on November 2, 2026 and 大白U帮 on November 2, 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.*