# Tech Dive vs Diving Buddy

The clearest difference is update cadence: Diving Buddy at daily against Tech Dive's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Tech Dive sells 2 in-app purchases, starting at $0.99 per month and Diving Buddy sells 2 in-app purchases, starting at $24.99 per year. Whichever you choose, the download price is not the number that matters.

Tech Dive ships an update every 4 weeks, Diving Buddy daily. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Tech Dive | Diving Buddy |
| --- | --- | --- |
| 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 | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 12 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Skytip LLC](https://appshunter.io/developer/1569880600) | [Harry Richardson](https://appshunter.io/developer/682912217) |

## 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 |


### Diving Buddy

[App page](https://appshunter.io/ios/app/diving-buddy-dive-log-and-plan/id6767886880)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diving Buddy | $24.99 | per year |
| Diving Buddy | $59.99 | one-time |


## Frequently asked questions

### Is Tech Dive free?

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

### Is Diving Buddy free?

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

### Do Tech Dive or Diving Buddy have ads?

Neither Tech Dive nor Diving Buddy shows ads.

### Which is updated more often, Tech Dive or Diving Buddy?

Tech Dive ships an update every 4 weeks, and Diving Buddy daily. Most recently, Tech Dive was updated on October 11, 2026 and Diving Buddy on October 14, 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.*