# Tech Dive vs DiveHub

The clearest difference is in-app purchases: DiveHub at none against Tech Dive's 2. DiveHub also leads on update cadence (every 8 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tech Dive sells 2 in-app purchases, starting at $0.99 per month. DiveHub asks for nothing beyond the download.

Tech Dive ships an update every 4 weeks, DiveHub every 8 days. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Tech Dive | DiveHub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tech-dive/id6483004689/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 10 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Skytip LLC](https://appshunter.io/developer/1569880600) | [XIN LI](https://appshunter.io/developer/1634165366) |

## What reviewers say

### Tech Dive

[App page](https://appshunter.io/ios/app/tech-dive/id6483004689)

This app helps plan scuba dives with various calculators for gas, depth, and air consumption. It supports metric and imperial units and offers advanced features through an in-app purchase.

**Highlights:** Dive planning calculators, Gas and air consumption calculations, Metric and imperial unit support, Depth and EAD calculations, Enriched Air-Nitrox mix calculation, Unit conversion tools

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $0.99 | per month |
| Plus Annual | $7.99 | per year |


### DiveHub

[App page](https://appshunter.io/ios/app/divehub-multi-dive-tool/id6756101582)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tech Dive free?

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

### Is DiveHub free?

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

### Do Tech Dive or DiveHub have ads?

Neither Tech Dive nor DiveHub shows ads.

### Which is updated more often, Tech Dive or DiveHub?

Tech Dive ships an update every 4 weeks, and DiveHub every 8 days. Most recently, Tech Dive was updated on September 24, 2026 and DiveHub on September 15, 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.*