# Diving Log vs Z dive log

The clearest difference is rating: Z dive log at 5.0 against Diving Log's 4.0. Z dive log also leads on in-app purchases (none vs 1) and ads (none vs shown). Diving Log's advantage is device support (3 vs 1). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Diving Log sells 1 one-off in-app purchase. Z dive log asks for nothing beyond the download.

Z dive log holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 55% of Diving Log's written reviews are positive against 58% of Z dive log's.

Diving Log ships an update every 2 months, Z dive log every 4 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Diving Log | Z dive log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/diving-log-scuba-logbook/id829482048/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/z-dive-log/id1202116382/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 54.5% of reviews | **58.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 5 MB | 40 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TAIKI HIRATA](https://appshunter.io/developer/719880632) | [SCUBAPRO ASIA LTD.](https://appshunter.io/developer/1202116381) |

## What reviewers say

### Diving Log

[App page](https://appshunter.io/ios/app/diving-log-scuba-logbook/id829482048)

Record your scuba diving activities, including dive data, weather conditions, and photos. Create visual "DiveLines" of your underwater experiences and share them with friends. An optional add-on allows for additional features and ad removal.

**Highlights:** Logbook and DiveLine creation, Location tracking for dives, CSV and image file export, Map view of dive locations, Record dive data and weather, Add photos to DiveLines

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Additional Function (Old Ad Hide) | $4.99 | one-time |


### Z dive log

[App page](https://appshunter.io/ios/app/z-dive-log/id1202116382)

Easily manage your SCUBAPRO Z1 dive computer logs and settings. Download dive data via Bluetooth, add details like location and photos, and configure your dive computer's preferences.

**Highlights:** Download dive logs via Bluetooth, Enter and edit dive log details, Add photos to dive logs, View dive statistics at a glance, Configure Z1 dive computer settings, Save and share depth graph images

**In-app purchases:** none


## Frequently asked questions

### Is Diving Log free?

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

### Is Z dive log free?

Z dive log is free to download, with no in-app purchases.

### Which has better reviews, Diving Log or Z dive log?

Z dive log is rated higher. Diving Log averages 4.0 out of 5 from 2 ratings, while Z dive log averages 5.0 from 1 ratings.

### Do Diving Log or Z dive log have ads?

Diving Log shows ads; Z dive log does not.

### Which is updated more often, Diving Log or Z dive log?

Diving Log ships an update every 2 months, and Z dive log every 4 months. Most recently, Diving Log was updated on November 6, 2026 and Z dive log on November 2, 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.*