# divelogs vs Blue

The clearest difference is in-app purchases: divelogs at none against Blue's 3. Blue's advantage is update cadence (every 11 days vs monthly) and iOS requirement (15.0 vs 17.5). On price, ads and device support there is nothing between them.

Both are free to download. Blue sells 3 in-app purchases, starting at $14.99 per year. divelogs asks for nothing beyond the download.

divelogs ships an update monthly, Blue every 11 days. Both last shipped on October 3, 2026.

## The numbers

| Metric | divelogs | Blue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/divelogs/id6475862147/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free | — |
| Size | 35 MB | 121 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Rainer Mohr](https://appshunter.io/developer/1725310790) | [Blue Trails GmbH](https://appshunter.io/developer/1844606399) |

## What reviewers say

### 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


### Blue

[App page](https://appshunter.io/ios/app/blue-trails/id6753713007)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Seahorse Subscription | $14.99 | per year |
| Turtle Subscription | $54.99 | per year |
| Shark Subscription | $99.99 | per year |


## Frequently asked questions

### Is divelogs free?

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

### Is Blue free?

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

### Do divelogs or Blue have ads?

Neither divelogs nor Blue shows ads.

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

divelogs ships an update monthly, and Blue every 11 days. Most recently, divelogs was updated on October 3, 2026 and Blue on October 3, 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.*