Shearwater Cloud vs Simple Nitrox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Shearwater Cloud
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.
- Download dive logs via Bluetooth LE
- Analyze depth, decompression, and temperature
- Cloud storage for dive logs
- Firmware updates for dive computers
- Cross-device accessibility
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Shearwater Cloud links your mobile device to your Shearwater dive computer. It allows you to download and manage your dive logs, update your dive computer firmware, and use cloud storage. Using Bluetooth LE technology, you can quickly and easily download your dive logs to Shearwater Cloud. Once your logs are downloaded, you can analyze your depth, decompression profile, temperature, and much more. The defining feature of Shearwater Cloud is the ability to store your dives via the cloud. Cloud storage provides accessibility to your dives on any mobile device with an internet connection. In addition, dive logs can be recovered should the dive logs be lost on a local storage. Shearwater Cloud is compatible with Tern, Peregrine, Teric, Perdix 2, Perdix AI, Perdix, NERD 2, Petrel 3, and Petrel 2.
Simple Nitrox
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Simple Nitrox provides an easy to use and very visible calculation of Maximum Operating Depth for scuba diving. The most appropriate nitrox mix can also be calculated for a planned depth. Widgets can be added to the Home Screen for up to 5 tanks for easy access to the values for previously analysed tanks and the application. Supports metric and imperial, and o2 up to 99%.
Screenshots
Verdict
The clearest difference is in-app purchases: Shearwater Cloud at none against Simple Nitrox's 1. Shearwater Cloud also leads on update cadence (every 5 weeks vs every 29 months) and device support (3 vs 1). On price and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Simple Nitrox sells 1 one-off in-app purchase. Shearwater Cloud asks for nothing beyond the download.
Shearwater Cloud ships an update every 5 weeks, Simple Nitrox every 29 months. The most recent releases landed on September 2, 2026 and September 12, 2026 respectively.
| Parameter | Shearwater Cloud | Simple Nitrox |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (104 ratings) — better | — |
| Positive reviews | 25.8% of reviews | — |
| Number of ratings | 104 — better | — |
| Update frequency | Every 5 weeks — better | Every 29 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 333 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Shearwater Research | Simon Chivers |
Bugs and requests
Shearwater Cloud
Reported bugs
18 issues- 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
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- Graph freezes when viewing in landscape mode
- Cloud account requirement blocks app access
- Slow download speeds (8+ minutes per dive)
- Dropdown menus and UI elements unresponsive
- Surface interval and end dive time removed in updates
- Temperature unit conversion failures
- SAC rate calculation errors
- Auto-download toggle cannot be disabled
- Checkboxes for filtering data removed
- iPad version displays iPhone layout only
- German/Italian translation mix-up
- Unable to connect to specific computer models
- Scrolling triggers accidental field selection
Requested features
20 requests- 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
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- Map view of dive locations
- Landscape mode optimization for iPad
- Ability to copy/paste information between dives
- Filter dives by mode (recreational, technical, etc.)
- Average SAC rate statistics across all dives
- Buddy management and sharing features
- Equipment tracking and reuse
- Dive profile zoom capability
- PDF export of dive logs
- Support for more tank configurations
- GFSurf information on graphs
- Smart notifications/SNS integration
- Dive date format customization
- Full-screen graph in landscape orientation
- Selective dive download options
Simple Nitrox
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Shearwater Cloud
No in-app purchases
Simple Nitrox
- Simple Nitrox Full Access$0.99
Questions
Is Shearwater Cloud free?
Is Simple Nitrox free?
Do Shearwater Cloud or Simple Nitrox have ads?
Which is updated more often, Shearwater Cloud or Simple Nitrox?
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