# Diveplanner Tec & Rec vs Dive Shearwater

The clearest difference is in-app purchases: Dive Shearwater at none against Diveplanner Tec & Rec's 3. Dive Shearwater also leads on update cadence (every 4 weeks vs every 2 months) and iOS requirement (15.1 vs 17.0). Diveplanner Tec & Rec's advantage is review sentiment (43% vs 10%). On price, ads and device support there is nothing between them.

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

Diveplanner Tec & Rec ships an update every 2 months, Dive Shearwater every 4 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Diveplanner Tec & Rec | Dive Shearwater |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (7 ratings)](https://appshunter.io/ios/app/diveplanner-tec-and-rec/id1506985833/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | **42.9% of reviews** | 9.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Freemium | **Free** |
| Size | 96 MB | 107 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sensetrails LLC](https://appshunter.io/developer/806088250) | [Shearwater Research](https://appshunter.io/developer/1164234361) |

## What reviewers say

### Diveplanner Tec & Rec

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

Plan complex recreational and technical dives with advanced decompression models and multi-gas support. Log your dives, manage gas blends, and restore underwater photo colors. Syncs across Apple devices.

**Highlights:** Bühlmann ZH-L16C and Thalmann decompression models, Open circuit and CCR dive planning, Multi-gas decompression support, Contingency plan computation, Gas blending and cylinder management, Underwater photo color correction, Bluetooth dive computer data import

**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 |


### Dive Shearwater

[App page](https://appshunter.io/ios/app/dive-shearwater/id6751863035)

This app helps divers log their underwater adventures with an intuitive interface. Track dive sites with interactive maps and automatically capture coordinates. It provides a streamlined experience for organizing dive history and planning future dives.

**Highlights:** Interactive dive maps, Automatic dive site coordinate capture, Streamlined user experience, Organized dive history, Gear setup refinement, Future dive planning tools

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

**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 Dive Shearwater free?

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

### Do Diveplanner Tec & Rec or Dive Shearwater have ads?

Neither Diveplanner Tec & Rec nor Dive Shearwater shows ads.

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

Diveplanner Tec & Rec ships an update every 2 months, and Dive Shearwater every 4 weeks. Most recently, Diveplanner Tec & Rec was updated on November 3, 2026 and Dive Shearwater on November 8, 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.*