# IDDA vs divelogs

The clearest difference is review sentiment: divelogs at 67% against IDDA's 0%. IDDA's advantage is iOS requirement (15.6 vs 17.5). On price, update cadence, ads and in-app purchases there is nothing between them.

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

IDDA ships an update every 2 weeks, divelogs monthly. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | IDDA | divelogs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/divelogs/id6475862147/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 37 MB | 35 MB |
| Requires iOS | **15.6** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [IDDA GmbH](https://appshunter.io/developer/1663006167) | [Rainer Mohr](https://appshunter.io/developer/1725310790) |

## What reviewers say

### IDDA

[App page](https://appshunter.io/ios/app/idda/id1663006165)

This platform offers e-learning content and certifications to enhance diving knowledge and prepare for exams. It's designed to make learning and exam preparation more accessible for divers. Future updates promise even more features to support your diving journey.

**Highlights:** E-learning content, Brevet platform, Diving knowledge enhancement, Exam preparation, Accessible learning

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

**In-app purchases:** none


### divelogs

[App page](https://appshunter.io/ios/app/divelogs/id6475862147)

Manage your diving activities and certifications with this companion app. Add, edit, and sync your dive logs, gear, and certifications with the web platform. Supports importing dive data from FIT files.

**Highlights:** Sync dive logs with web platform, Add and edit dives, Manage certifications, Track dive gear, Import FIT files

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IDDA free?

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

### Is divelogs free?

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

### Do IDDA or divelogs have ads?

Neither IDDA nor divelogs shows ads.

### Which is updated more often, IDDA or divelogs?

IDDA ships an update every 2 weeks, and divelogs monthly. Most recently, IDDA was updated on September 17, 2026 and divelogs on September 9, 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.*