# DiveFree vs O'Dive

DiveFree and O'Dive both sit at 5.0 stars, but that hides the real split: 100% of O'Dive's written reviews are positive against 0% of DiveFree's. O'Dive also leads on in-app purchases (none vs 2) and update cadence (monthly vs every 4 months). DiveFree's advantage is iOS requirement (6.1 vs 13.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. DiveFree sells 2 one-off in-app purchases. O'Dive asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for DiveFree against 5.0 for O'Dive. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 0% of DiveFree's written reviews are positive against 100% of O'Dive's.

DiveFree ships an update every 4 months, O'Dive monthly. The most recent releases landed on September 29, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | DiveFree | O'Dive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/divefree/id918637017/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/odive/id1534593720/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 50 MB | 25 MB |
| Requires iOS | **6.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [9322-5613 Quebec Inc](https://appshunter.io/developer/497196359) | [AZOTH SYSTEMS](https://appshunter.io/developer/1534593722) |

## What reviewers say

### DiveFree

[App page](https://appshunter.io/ios/app/divefree/id918637017)

Experience the thrill of free diving and explore vibrant underwater worlds filled with marine life. Challenge your breath-holding skills, compete with friends, and discover exotic creatures in this immersive simulation.

**Highlights:** Simulate free diving and breath-holding, Explore underwater scenes with marine animals, Encounter dolphins, sharks, and tuna, View HD videos of marine animals, Save and share free dive scores

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tiger-Sharks | $0.99 | one-time |
| Great White Sharks | $0.99 | one-time |


### O'Dive

[App page](https://appshunter.io/ios/app/odive/id1534593720)

This app uses patented acoustic sensor technology to analyze gas microbubbles detected after a dive. It helps divers assess their decompression procedures and improve their safety and practice based on personalized acoustic measurements.

**Highlights:** Acoustic sensor technology, Gas microbubble detection, Personalized decompression analysis, Diving practice improvement, Diving safety enhancement, Sensor control interface

**In-app purchases:** none


## Frequently asked questions

### Is DiveFree free?

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

### Is O'Dive free?

O'Dive is free to download, with no in-app purchases.

### Which has better reviews, DiveFree or O'Dive?

DiveFree and O'Dive are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do DiveFree or O'Dive have ads?

Neither DiveFree nor O'Dive shows ads.

### Which is updated more often, DiveFree or O'Dive?

DiveFree ships an update every 4 months, and O'Dive monthly. Most recently, DiveFree was updated on September 29, 2026 and O'Dive on September 17, 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.*