# Diveplanner Tec & Rec vs O'Dive

The clearest difference is review sentiment: O'Dive at 100% against Diveplanner Tec & Rec's 33%. O'Dive also leads on rating (5.0 vs 3.1) and in-app purchases (none vs 3). Diveplanner Tec & Rec's advantage is ratings volume (7 vs 1). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Diveplanner Tec & Rec sells 3 one-off in-app purchases. O'Dive asks for nothing beyond the download.

O'Dive holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: Diveplanner Tec & Rec has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 33% of Diveplanner Tec & Rec's written reviews are positive against 100% of O'Dive's.

Diveplanner Tec & Rec ships an update every 3 months, O'Dive monthly. The most recent releases landed on October 16, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Diveplanner Tec & Rec | O'Dive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (7 ratings)](https://appshunter.io/ios/app/diveplanner-tec-and-rec/id1506985833/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/odive/id1534593720/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 83 MB | 25 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sensetrails LLC](https://appshunter.io/developer/806088250) | [AZOTH SYSTEMS](https://appshunter.io/developer/1534593722) |

## What reviewers say

### Diveplanner Tec & Rec

[App page](https://appshunter.io/ios/app/diveplanner-tec-and-rec/id1506985833)

Plan technical and recreational scuba dives with detailed gas management, decompression schedules, and contingency planning. This tool helps divers quickly create and share dive plans for various depths and conditions.

**Highlights:** Technical and recreational dive planning, Multi-gas and CCR dive schedules, Bühlmann decompression model (ZH16L-C), Automatic contingency plans, Gas requirement and weight calculation, Dive table generation, Metric and Imperial units

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Two weeks free trial | Free | one-time |
| Tec Basic | $7.99 | one-time |
| Tec Advanced | $19.99 | 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 Diveplanner Tec & Rec free?

Diveplanner Tec & Rec 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, Diveplanner Tec & Rec or O'Dive?

O'Dive is rated higher. Diveplanner Tec & Rec averages 3.1 out of 5 from 7 ratings, while O'Dive averages 5.0 from 1 ratings.

### Do Diveplanner Tec & Rec or O'Dive have ads?

Neither Diveplanner Tec & Rec nor O'Dive shows ads.

### Which is updated more often, Diveplanner Tec & Rec or O'Dive?

Diveplanner Tec & Rec ships an update every 3 months, and O'Dive monthly. Most recently, Diveplanner Tec & Rec was updated on October 16, 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.*