# Submersion Dive Log vs LetsDive

The clearest difference is review sentiment: LetsDive at 100% against Submersion Dive Log's 67%. LetsDive also leads on rating (5.0 vs 4.6) and iOS requirement (13.0 vs 15.0). Submersion Dive Log's advantage is update cadence (every 4 days vs every 3 months) and ratings volume (12 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LetsDive 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 2, so its average is the more settled of the two. Written reviews point the same way: 67% of Submersion Dive Log's written reviews are positive against 100% of LetsDive's.

Submersion Dive Log ships an update every 4 days, LetsDive every 3 months. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Submersion Dive Log | LetsDive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (12 ratings)](https://appshunter.io/ios/app/submersion-dive-log/id6757456915/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/letsdive-scuba-diving-log/id6767659647/reviews)** |
| Number of ratings | **12** | 2 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Free | Free |
| Size | 155 MB | 62 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eric Griffin](https://appshunter.io/developer/1867101718) | [LetsDive LLC](https://appshunter.io/developer/1861234980) |

## 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


### LetsDive

[App page](https://appshunter.io/ios/app/letsdive-scuba-diving-log/id6767659647)

Log your dives, discover new sites, and connect with the global diving community. This app offers a comprehensive logbook with intuitive data entry, custom trip folders, and image galleries. It also serves as a social hub for planning dives, sharing photos, and contributing to a community-driven dive resource.

**Highlights:** Intuitive dive logging, Custom trip folders, Precise GPS location logging, Cross-platform access (mobile & web), Streamlined data import, Dive site community boards, Social connectivity and event planning

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

**In-app purchases:** none


## Frequently asked questions

### Is Submersion Dive Log free?

Submersion Dive Log is free to download, with no in-app purchases.

### Is LetsDive free?

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

### Which has better reviews, Submersion Dive Log or LetsDive?

LetsDive is rated higher. Submersion Dive Log averages 4.6 out of 5 from 12 ratings, while LetsDive averages 5.0 from 2 ratings.

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

Neither Submersion Dive Log nor LetsDive shows ads.

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

Submersion Dive Log ships an update every 4 days, and LetsDive every 3 months. Most recently, Submersion Dive Log was updated on October 8, 2026 and LetsDive on October 5, 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.*