# Diving Log vs BSAC JAPAN

The clearest difference is update cadence: BSAC JAPAN at every 5 weeks against Diving Log's every 9 months. BSAC JAPAN also leads on review sentiment (67% vs 50%) and iOS requirement (13.0 vs 18.0). 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.

Diving Log ships an update every 9 months, BSAC JAPAN every 5 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Diving Log | BSAC JAPAN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (4 ratings)](https://appshunter.io/ios/app/diving-log/id1091064630/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 22 MB | 9 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TABATA CO.,LTD.](https://appshunter.io/developer/1091064629) | [BSAC Japan](https://appshunter.io/developer/1605902011) |

## What reviewers say

### Diving Log

[App page](https://appshunter.io/ios/app/diving-log/id1091064630)

This app serves as a customizable digital logbook for scuba divers. It allows users to record detailed dive information, including depth, time, location, and environmental conditions. Users can also add photos, instructor signatures, and export logs for social sharing.

**Highlights:** Customizable dive logbook, Record dive details (depth, time, temp), Map dive point locations, Add photos and instructor signatures, Export logs to social media, Graph display of depth intervals

**Features:** macOS Compatibility

**In-app purchases:** none


### BSAC JAPAN

[App page](https://appshunter.io/ios/app/bsac-japan/id1605963180)

Display your BSAC C-card digitally on your smartphone, eliminating the need to carry physical cards. Submit diving application forms and medical documents easily through the app. Access your diver information and official BSAC resources for a streamlined diving experience.

**Highlights:** Digital C-card display, Submit diving application forms, Send diver medical documents, Apply for C-cards, View registration information, Access BSAC website and shop

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

**In-app purchases:** none


## Frequently asked questions

### Is Diving Log free?

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

### Is BSAC JAPAN free?

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

### Do Diving Log or BSAC JAPAN have ads?

Neither Diving Log nor BSAC JAPAN shows ads.

### Which is updated more often, Diving Log or BSAC JAPAN?

Diving Log ships an update every 9 months, and BSAC JAPAN every 5 weeks. Most recently, Diving Log was updated on October 24, 2026 and BSAC JAPAN on October 7, 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.*