Dive Nitrox vs Subsurface
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dive Nitrox
This app calculates SCUBA EANx, ppO2, and depth using simple sliders. It determines EAD, MOD, and Best Mix for enriched air nitro mixes. Optimized for specific iPhone models.
- EANx, ppO2, and depth calculation
- EAD, MOD, and Best Mix determination
- Enriched air nitro mix adjustment
- Partial pressure of oxygen adjustment
- Depth value adjustment
- Slider-based interface
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A calculator for determining the EAD, MOD, and Best Mix for a chosen SCUBA EANx, ppO2, and depth. The app uses simple sliders for changing the enriched air nitro mix, the partial pressure of oxygen, and the depth values. Optimized for the iPhone 5, 5s, & 6.
Subsurface
This application allows divers to manage their dive logs on their mobile devices. It supports editing dive data and downloading new information from compatible dive computers. Optional cloud synchronization is available for seamless data transfer with desktop versions.
- Mobile dive log management
- Edit dive data
- Download from Bluetooth LE dive computers
- Optional cloud synchronization
- Open-source and free
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Subsurface-mobile is an iOS dive log application based on Subsurface, the best free open source dive log application available on Windows, Mac and Linux. Subsurface-mobile allows you to access your dive log on your tablet or phone, edit the data and even download new dive information from many Bluetooth LE enabled dive computers. Using a free Subsurface Cloud Storage account you can synchronize your dive data with the Subsurface desktop application (while significantly increasing the usefulness, the cloud account is not required to use Subsurface-mobile). To get support from the developers, please use the in-app menu entry "Ask for support" Please check out the Subsurface-mobile user manual: https://subsurface-divelog.org/documentation/subsurface-mobile-v3-user-manual (also available from within the app) Subsurface-mobile is free and open source. No ads, no commercial anything. And it comes with free cloud storage (if you decide to use that - it's optional). Your data aren't used for anything, nothing gets monetized.
Screenshots
Verdict
The clearest difference is rating: Subsurface at 4.5 against Dive Nitrox's 1.0. Subsurface also leads on ratings volume (48 vs 2). Dive Nitrox's advantage is iOS requirement (8.2 vs 17). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
Subsurface holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Subsurface has 48 ratings behind it against 2, so its average is the more settled of the two.
| Parameter | Dive Nitrox | Subsurface |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) | 4.5 (48 ratings) — better |
| Positive reviews | — | 63.3% of reviews |
| Number of ratings | 2 | 48 — better |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.2 — better | 17 |
| Further details — not scored | ||
| Size | 9 MB | 52 MB |
| Age rating | 9+ | 4+ |
| Developer | Jim Corbo | Dirk Hohndel |
Customer experience
Dive Nitrox
Subsurface
In-app purchases
Dive Nitrox
No in-app purchases
Subsurface
No in-app purchases
