# Shearwater Cloud vs Static Apnea Trainer

The clearest difference is rating: Static Apnea Trainer at 5.0 against Shearwater Cloud's 2.6. Shearwater Cloud's advantage is in-app purchases (none vs 2) and ratings volume (104 vs 1). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Static Apnea Trainer sells 2 one-off in-app purchases. Shearwater Cloud asks for nothing beyond the download.

Static Apnea Trainer holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: Shearwater Cloud has 104 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 26% of Shearwater Cloud's written reviews are positive against 33% of Static Apnea Trainer's.

Shearwater Cloud ships an update every 5 weeks, Static Apnea Trainer monthly. The most recent releases landed on September 2, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Shearwater Cloud | Static Apnea Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (104 ratings)](https://appshunter.io/ios/app/shearwater-cloud/id1185701505/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/static-apnea-trainer/id1665440176/reviews)** |
| Number of ratings | **104** | 1 |
| Positive reviews | 25.8% of reviews | **33.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 333 MB | 48 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shearwater Research](https://appshunter.io/developer/1164234361) | [Stefan Scheler](https://appshunter.io/developer/1517769662) |

## What reviewers say

### Shearwater Cloud

[App page](https://appshunter.io/ios/app/shearwater-cloud/id1185701505)

Connect your mobile device to your dive computer to download, manage, and analyze dive logs. Update firmware and utilize cloud storage for accessible and secure dive data across multiple devices.

**Highlights:** Download dive logs via Bluetooth LE, Analyze depth, decompression, and temperature, Cloud storage for dive logs, Firmware updates for dive computers, Cross-device accessibility

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🔄 Reliable dive data synchronization with computers
- ☁️ Cloud storage functionality for accessing dives across devices
- 📊 Clear display of dive statistics and information
- 🔌 Easy Bluetooth connectivity (when working)
- ⚡ Functional core logging features

**What reviewers complain about**

- 🎨 Outdated, unattractive user interface design
- 📱 Poor iPad optimization and landscape mode issues
- 🐢 Extremely slow performance and lag
- 🔗 Frequent Bluetooth connectivity failures
- 💥 App crashes on launch and during use

**Reported bugs**

- App crashes on startup with latest iOS versions
- Bluetooth connection causes app to freeze or crash
- Dives fail to download or sync completely
- Dive numbers display incorrectly compared to computer
- Data loss when updating app or firmware

**Requested features**

- Modern, native-looking user interface redesign
- GPS/geolocation integration for dive sites
- Ability to manually add or import dives
- Photo attachment capability for dives
- Dive planner functionality


### Static Apnea Trainer

[App page](https://appshunter.io/ios/app/static-apnea-trainer/id1665440176)

This app helps you improve your breath-holding capacity through structured breathing exercises and apnea tables. It's designed to adapt your body to lower oxygen levels, beneficial for freediving, other sports, meditation, and relaxation.

**Highlights:** Breath-holding exercises, Apnea tables, Oxygen level adaptation, Meditation and relaxation, Sports performance enhancement

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Static Apnea Trainer Pro | $2.99 | one-time |
| Static Apnea Trainer Pro | $3.99 | one-time |


## Frequently asked questions

### Is Shearwater Cloud free?

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

### Is Static Apnea Trainer free?

Static Apnea Trainer is free to download, with in-app purchases available.

### Which has better reviews, Shearwater Cloud or Static Apnea Trainer?

Static Apnea Trainer is rated higher. Shearwater Cloud averages 2.6 out of 5 from 104 ratings, while Static Apnea Trainer averages 5.0 from 1 ratings.

### Do Shearwater Cloud or Static Apnea Trainer have ads?

Neither Shearwater Cloud nor Static Apnea Trainer shows ads.

### Which is updated more often, Shearwater Cloud or Static Apnea Trainer?

Shearwater Cloud ships an update every 5 weeks, and Static Apnea Trainer monthly. Most recently, Shearwater Cloud was updated on September 2, 2026 and Static Apnea Trainer on September 22, 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.*