# ATMOS vs 團隊挑戰36

The clearest difference is iOS requirement: 團隊挑戰36 at 13.0 against ATMOS's 15.0. 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.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ATMOS | 團隊挑戰36 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (23 ratings)](https://appshunter.io/ios/app/atmos-diving-logbooks/id1448666557/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 7.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | — |
| Size | 119 MB | 86 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ATMOS CO., LTD.](https://appshunter.io/developer/1448666556) | [BOYS' AND GIRLS' CLUBS ASSOCIATION OF HONG KONG -THE-](https://appshunter.io/developer/1560618013) |

## What reviewers say

### ATMOS

[App page](https://appshunter.io/ios/app/atmos-diving-logbooks/id1448666557)

Easily sync and manage your dive logs wirelessly from compatible dive computers. View device information, edit log details, and export your data in UDDF format. Integrates with HealthKit to share dive-related health metrics.

**Highlights:** Wireless dive log syncing, Dive computer information, Edit dive log details, Export logs to UDDF, HealthKit integration

**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 ATMOS free?

ATMOS 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 ATMOS or 團隊挑戰36 have ads?

Neither ATMOS nor 團隊挑戰36 shows ads.

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

ATMOS ships an update every 6 weeks, and 團隊挑戰36 every 6 weeks. Most recently, ATMOS was updated on November 2, 2026 and 團隊挑戰36 on October 27, 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.*