# Gas*Blender vs Diveplan

The clearest difference is update cadence: Diveplan at every 3 weeks against Gas*Blender's every 3 months. Diveplan also leads on price ($0.99 vs $2.99) and iOS requirement (16.4 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Gas*Blender costs $2.99 and Diveplan $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Gas*Blender ships an update every 3 months, Diveplan every 3 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Gas*Blender | Diveplan |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 4 MB | 52 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Martin Schyth](https://appshunter.io/developer/496853774) | [CS Bruford Ltd](https://appshunter.io/developer/1697524309) |

## What reviewers say

### Gas*Blender

[App page](https://appshunter.io/ios/app/gasblender/id496853771)

**Features:** Vision Pro support

**In-app purchases:** none


### Diveplan

[App page](https://appshunter.io/ios/app/diveplan-plan-your-dive/id6451319559)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gas*Blender free?

Gas*Blender costs $2.99, with no in-app purchases.

### Is Diveplan free?

Diveplan costs $0.99, with no in-app purchases.

### Do Gas*Blender or Diveplan have ads?

Neither Gas*Blender nor Diveplan shows ads.

### Which is updated more often, Gas*Blender or Diveplan?

Gas*Blender ships an update every 3 months, and Diveplan every 3 weeks. Most recently, Gas*Blender was updated on November 1, 2026 and Diveplan on November 3, 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.*