# The Xccr Checklist vs Abysner

The clearest difference is price: Abysner at $2.99 against The Xccr Checklist's $9.99. The Xccr Checklist's advantage is update cadence (every 2 weeks vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

The Xccr Checklist costs $9.99 and Abysner $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

The Xccr Checklist ships an update every 2 weeks, Abysner every 2 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | The Xccr Checklist | Abysner |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| 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 weeks** | Every 2 months |
| Monetization | — | Paid |
| Size | 2 MB | 42 MB |
| Requires iOS | 16.0 | **15.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Austin](https://appshunter.io/developer/1708589155) | [Roelof Rene Smit](https://appshunter.io/developer/1762786000) |

## What reviewers say

### The Xccr Checklist

[App page](https://appshunter.io/ios/app/the-xccr-checklist-diving/id6467408753)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is The Xccr Checklist free?

The Xccr Checklist costs $9.99, with no in-app purchases.

### Is Abysner free?

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

### Do The Xccr Checklist or Abysner have ads?

Neither The Xccr Checklist nor Abysner shows ads.

### Which is updated more often, The Xccr Checklist or Abysner?

The Xccr Checklist ships an update every 2 weeks, and Abysner every 2 months. Most recently, The Xccr Checklist was updated on November 7, 2026 and Abysner on November 4, 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.*