# Abysner vs TrimixBlending

The clearest difference is price: TrimixBlending at Free against Abysner's $2.99. Abysner's advantage is update cadence (every 2 months vs every 14 months) and iOS requirement (15.3 vs 26.5). On ads, in-app purchases and device support there is nothing between them.

TrimixBlending is free to download; Abysner costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Abysner ships an update every 2 months, TrimixBlending every 14 months. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Abysner | TrimixBlending |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/abysner/id6636477320/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | Paid | — |
| Size | 42 MB | 4 MB |
| Requires iOS | **15.3** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roelof Rene Smit](https://appshunter.io/developer/1762786000) | [Costas Bakopanos](https://appshunter.io/developer/771589110) |

## What reviewers say

### Abysner

[App page](https://appshunter.io/ios/app/abysner/id6636477320)

This app is an open-source dive planning tool designed for simplicity and ease of use. It supports various gas mixes and decompression models, allowing for accurate planning of technical and recreational dives. Its intuitive interface makes it suitable for use even in challenging conditions.

**Highlights:** Buhlmann ZHL-16 A, B, C models, Multi-gas support (Air, Nitrox, Trimix, etc.), OTU and CNS tracking, Customizable environmental settings, Intuitive gas picker, Automatic contingency plans, Multi-level dive planning

**In-app purchases:** none


### TrimixBlending

[App page](https://appshunter.io/ios/app/trimixblending/id6749371808)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Abysner free?

Abysner costs $2.99, with no in-app purchases.

### Is TrimixBlending free?

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

### Do Abysner or TrimixBlending have ads?

Neither Abysner nor TrimixBlending shows ads.

### Which is updated more often, Abysner or TrimixBlending?

Abysner ships an update every 2 months, and TrimixBlending every 14 months. Most recently, Abysner was updated on September 18, 2026 and TrimixBlending on September 23, 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.*