# Gas Blend Pro vs Dive Toolbox

The clearest difference is in-app purchases: Gas Blend Pro at none against Dive Toolbox's 2. Dive Toolbox's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.1). On price, update cadence and ads there is nothing between them.

Both are free to download. Dive Toolbox sells 2 in-app purchases, starting at $5.99 per month. Gas Blend Pro asks for nothing beyond the download.

Gas Blend Pro ships an update every 5 days, Dive Toolbox every 6 days. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Gas Blend Pro | Dive Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Size | 4 MB | 33 MB |
| Requires iOS | 18.1 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Johannes Six](https://appshunter.io/developer/1851413882) | [Onosia](https://appshunter.io/developer/1880704645) |

## What reviewers say

### Gas Blend Pro

[App page](https://appshunter.io/ios/app/gas-blend-pro/id6755033081)

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

**In-app purchases:** none


### Dive Toolbox

[App page](https://appshunter.io/ios/app/dive-toolbox/id6759796903)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $5.99 | per month |
| Premium Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Gas Blend Pro free?

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

### Is Dive Toolbox free?

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

### Do Gas Blend Pro or Dive Toolbox have ads?

Neither Gas Blend Pro nor Dive Toolbox shows ads.

### Which is updated more often, Gas Blend Pro or Dive Toolbox?

Gas Blend Pro ships an update every 5 days, and Dive Toolbox every 6 days. Most recently, Gas Blend Pro was updated on October 17, 2026 and Dive Toolbox on October 11, 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.*