# Trimix Tools vs DeepSix Dive Log

The clearest difference is price: DeepSix Dive Log at Free against Trimix Tools's $6.99. DeepSix Dive Log also leads on update cadence (weekly vs every 4 months). Trimix Tools's advantage is in-app purchases (none vs 4) and chart position (#50 vs unranked). On rating, ads and device support there is nothing between them.

DeepSix Dive Log is free to download; Trimix Tools costs $6.99 up front. DeepSix Dive Log sells 4 in-app purchases, starting at $0.99 per month. Trimix Tools asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Trimix Tools against 5.0 for DeepSix Dive Log. That said, the two scores are not equally well evidenced: Trimix Tools has 5 ratings behind it against 1, so its average is the more settled of the two.

Trimix Tools ships an update every 4 months, DeepSix Dive Log weekly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Trimix Tools | DeepSix Dive Log |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/trimix-tools/id289220808/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/deepsix-dive-log/id6760018643/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#50** | — |
| Size | 6 MB | 79 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPad, iPod, Mac | **iPhone, iPad, Mac, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Greg Mclaughlin](https://appshunter.io/developer/284919983) | [Richard Bollar](https://appshunter.io/developer/1864304955) |

## What reviewers say

### Trimix Tools

[App page](https://appshunter.io/ios/app/trimix-tools/id289220808)

**Currently charting:** #50 Top Paid · Sports (US App Store)

This app provides essential tools for divers to plan and blend Trimix gases. It calculates optimal mixes based on depth, oxygen partial pressure, and equivalent narcotic depth, and supports various cylinder filling scenarios. Calculations are available offline and can be customized with saved settings.

**Highlights:** Trimix blending and planning, Depth and partial pressure calculations, Equivalent Narcotic Depth (END) calculation, Saltwater and freshwater support, Cylinder filling and bleed down calculations, Metric and Imperial system support, Offline functionality, Saved settings and custom mixes

**Features:** Vision Pro support

**In-app purchases:** none


### DeepSix Dive Log

[App page](https://appshunter.io/ios/app/deepsix-dive-log/id6760018643)

Record and relive your underwater adventures with detailed dive logs. Explore curated wrecks and wonders, identify marine life with AI, and restore true colors to your photos. Plan future dives with comprehensive environmental data.

**Highlights:** Detailed dive path mapping, Curated wreck and wonder catalog, On-device marine species identification, Underwater photo color correction, Environmental conditions planner, Dive computer data import

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plankton (Monthly) | $0.99 | per month |
| Plankton (Yearly) | $9.99 | per year |
| Whale | $49.99 | one-time |
| Megalodon | $99.99 | one-time |


## Frequently asked questions

### Is Trimix Tools free?

Trimix Tools costs $6.99, with no in-app purchases.

### Is DeepSix Dive Log free?

DeepSix Dive Log is free to download, with in-app purchases available.

### Which has better reviews, Trimix Tools or DeepSix Dive Log?

Trimix Tools and DeepSix Dive Log are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Trimix Tools or DeepSix Dive Log have ads?

Neither Trimix Tools nor DeepSix Dive Log shows ads.

### Which is updated more often, Trimix Tools or DeepSix Dive Log?

Trimix Tools ships an update every 4 months, and DeepSix Dive Log weekly. Most recently, Trimix Tools was updated on October 29, 2026 and DeepSix Dive Log on October 28, 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.*