# Gas Blender vs digiGate Pro

The clearest difference is in-app purchases: digiGate Pro at none against Gas Blender's 3. digiGate Pro also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Gas Blender sells 3 in-app purchases, starting at $0.49 per month. digiGate Pro asks for nothing beyond the download.

## The numbers

| Metric | Gas Blender | digiGate Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/gas-blender/id1555767097/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 10 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Millennium Ltd](https://appshunter.io/developer/348691313) | [Digitech Automation Ltd](https://appshunter.io/developer/957419160) |

## What reviewers say

### Gas Blender

[App page](https://appshunter.io/ios/app/gas-blender/id1555767097)

This app assists scuba divers in calculating and planning Nitrox and Trimix gas blends. It supports both imperial and metric units, offering calculations based on Ideal Gas and Van de Waals formulas. Users can also view the Maximum Operating Depths (MODs) for various factors and save planned mixes for future reference.

**Highlights:** Nitrox and Trimix gas blending, Imperial and metric unit support, Ideal Gas and Van de Waals formulas, MOD calculations (Narcosis, Density, O2 toxicity), Save planned gas mixes, User-selectable fill time

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.49 | per month |
| Annual | $2.99 | per year |
| Lifetime | $6.99 | one-time |


### digiGate Pro

[App page](https://appshunter.io/ios/app/digigate-pro/id6754334890)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gas Blender free?

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

### Is digiGate Pro free?

digiGate Pro is free to download, with no in-app purchases.

### Do Gas Blender or digiGate Pro have ads?

Neither Gas Blender nor digiGate Pro shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*