# Trimix Tools vs BlendJunk

The clearest difference is update cadence: BlendJunk at every 2 weeks against Trimix Tools's every 5 months. BlendJunk also leads on price ($3.99 vs $6.99). Trimix Tools's advantage is chart position (#75 vs unranked) and device support (4 vs 2). On ads, in-app purchases and iOS requirement there is nothing between them.

Trimix Tools costs $6.99 and BlendJunk $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Trimix Tools ships an update every 5 months, BlendJunk every 2 weeks. The most recent releases landed on September 29, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Trimix Tools | BlendJunk |
| --- | --- | --- |
| Price | $6.99 | **$3.99** |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/trimix-tools/id289220808/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Best chart rank | **#75** | — |
| Size | 6 MB | 31 MB |
| Requires iOS | **15.6** | 16.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Greg Mclaughlin](https://appshunter.io/developer/284919983) | [Rogier Visser](https://appshunter.io/developer/672667764) |

## What reviewers say

### Trimix Tools

[App page](https://appshunter.io/ios/app/trimix-tools/id289220808)

**Currently charting:** #75 Top Paid · Sports (US App Store)

This app provides essential tools for divers to plan and blend Trimix gases. It calculates optimal mixes based on depth, oxygen partial pressure, and equivalent narcotic depth, and supports various cylinder filling scenarios. Calculations are available offline and can be customized with saved settings.

**Highlights:** Trimix blending and planning, Depth and partial pressure calculations, Equivalent Narcotic Depth (END) calculation, Saltwater and freshwater support, Cylinder filling and bleed down calculations, Metric and Imperial system support, Offline functionality, Saved settings and custom mixes

**Features:** Vision Pro support

**In-app purchases:** none


### BlendJunk

[App page](https://appshunter.io/ios/app/blendjunk/id6761421435)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trimix Tools free?

Trimix Tools costs $6.99, with no in-app purchases.

### Is BlendJunk free?

BlendJunk costs $3.99, with no in-app purchases.

### Do Trimix Tools or BlendJunk have ads?

Neither Trimix Tools nor BlendJunk shows ads.

### Which is updated more often, Trimix Tools or BlendJunk?

Trimix Tools ships an update every 5 months, and BlendJunk every 2 weeks. Most recently, Trimix Tools was updated on September 29, 2026 and BlendJunk on September 13, 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.*