# Submersion Dive Log vs DeepSix Dive Log

The clearest difference is in-app purchases: Submersion Dive Log at none against DeepSix Dive Log's 4. Submersion Dive Log also leads on ratings volume (12 vs 1) and iOS requirement (15.0 vs 18.0). DeepSix Dive Log's advantage is rating (5.0 vs 4.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DeepSix Dive Log sells 4 in-app purchases, starting at $0.99 per month. Submersion Dive Log asks for nothing beyond the download.

DeepSix Dive Log holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Submersion Dive Log has 12 ratings behind it against 1, so its average is the more settled of the two.

Submersion Dive Log ships an update every 5 days, DeepSix Dive Log weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Submersion Dive Log | DeepSix Dive Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (12 ratings)](https://appshunter.io/ios/app/submersion-dive-log/id6757456915/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deepsix-dive-log/id6760018643/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Free | — |
| Size | 162 MB | 79 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod, Mac | **iPhone, iPad, Mac, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Eric Griffin](https://appshunter.io/developer/1867101718) | [Richard Bollar](https://appshunter.io/developer/1864304955) |

## What reviewers say

### Submersion Dive Log

[App page](https://appshunter.io/ios/app/submersion-dive-log/id6757456915)

This app is a comprehensive, open-source dive log for recreational and technical divers. It allows users to track unlimited dives, manage gear, analyze trends, and export data. The app offers dive computer integration, advanced profile analysis, and detailed logging for various dive types and conditions.

**Highlights:** Log unlimited dives with detailed conditions, Dive computer integration, Advanced profile analysis, Technical diving support, Gear and equipment management, Dive site database with maps, Marine life tracking

**Features:** Vision Pro support

**In-app purchases:** none


### DeepSix Dive Log

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

**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 Submersion Dive Log free?

Submersion Dive Log is free to download, 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, Submersion Dive Log or DeepSix Dive Log?

DeepSix Dive Log is rated higher. Submersion Dive Log averages 4.6 out of 5 from 12 ratings, while DeepSix Dive Log averages 5.0 from 1 ratings.

### Do Submersion Dive Log or DeepSix Dive Log have ads?

Neither Submersion Dive Log nor DeepSix Dive Log shows ads.

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

Submersion Dive Log ships an update every 5 days, and DeepSix Dive Log weekly. Most recently, Submersion Dive Log was updated on October 25, 2026 and DeepSix Dive Log on October 24, 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.*