# Subsurface vs DiveHub

The clearest difference is update cadence: DiveHub at daily against Subsurface's every 2 months. DiveHub also leads on iOS requirement (15.0 vs 17). On price, ads, in-app purchases and device support there is nothing between them.

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

Subsurface ships an update every 2 months, DiveHub daily. The most recent releases landed on October 14, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Subsurface | DiveHub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (48 ratings)](https://appshunter.io/ios/app/subsurface-mobile/id1093217161/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 63.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 52 MB | 7 MB |
| Requires iOS | 17 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Dirk Hohndel](https://appshunter.io/developer/1093217160) | [Lars van der Wijst](https://appshunter.io/developer/6789897039) |

## What reviewers say

### Subsurface

[App page](https://appshunter.io/ios/app/subsurface-mobile/id1093217161)

This application allows divers to manage their dive logs on their mobile devices. It supports editing dive data and downloading new information from compatible dive computers. Optional cloud synchronization is available for seamless data transfer with desktop versions.

**Highlights:** Mobile dive log management, Edit dive data, Download from Bluetooth LE dive computers, Optional cloud synchronization, Open-source and free

**In-app purchases:** none


### DiveHub

[App page](https://appshunter.io/ios/app/divehub/id6789897037)

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

**In-app purchases:** none


## Frequently asked questions

### Is Subsurface free?

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

### Is DiveHub free?

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

### Do Subsurface or DiveHub have ads?

Neither Subsurface nor DiveHub shows ads.

### Which is updated more often, Subsurface or DiveHub?

Subsurface ships an update every 2 months, and DiveHub daily. Most recently, Subsurface was updated on October 14, 2026 and DiveHub on September 28, 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.*