# PROTREK O2O vs 團隊挑戰36

The clearest difference is iOS requirement: 團隊挑戰36 at 13.0 against PROTREK O2O's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

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

PROTREK O2O ships an update every 4 weeks, 團隊挑戰36 every 6 weeks. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PROTREK O2O | 團隊挑戰36 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 6 weeks |
| Size | 56 MB | 86 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [protrek holdings (hong kong) company limited](https://appshunter.io/developer/1575340472) | [BOYS' AND GIRLS' CLUBS ASSOCIATION OF HONG KONG -THE-](https://appshunter.io/developer/1560618013) |

## What reviewers say

### PROTREK O2O

[App page](https://appshunter.io/ios/app/protrek-o2o/id1575340470)

**Features:** Vision Pro support

**In-app purchases:** none


### 團隊挑戰36

[App page](https://appshunter.io/ios/app/36/id6444505626)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PROTREK O2O free?

PROTREK O2O is free to download, with no in-app purchases.

### Is 團隊挑戰36 free?

團隊挑戰36 is free to download, with no in-app purchases.

### Do PROTREK O2O or 團隊挑戰36 have ads?

Neither PROTREK O2O nor 團隊挑戰36 shows ads.

### Which is updated more often, PROTREK O2O or 團隊挑戰36?

PROTREK O2O ships an update every 4 weeks, and 團隊挑戰36 every 6 weeks. Most recently, PROTREK O2O was updated on October 4, 2026 and 團隊挑戰36 on October 9, 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.*