# BJ Co2 Table vs Equalization & Apnea Trainer

The clearest difference is price: Equalization & Apnea Trainer at Free against BJ Co2 Table's $3.99. BJ Co2 Table's advantage is device support and iOS requirement (15.0 vs 17.0). On in-app purchases there is nothing between them.

Equalization & Apnea Trainer is free to download; BJ Co2 Table costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | BJ Co2 Table | Equalization & Apnea Trainer |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Every 3 weeks | — |
| Size | 27 MB | 24 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [jaeyoung park](https://appshunter.io/developer/1878053441) | [HANSEOB SIM](https://appshunter.io/developer/6807600530) |

## What reviewers say

### BJ Co2 Table

[App page](https://appshunter.io/ios/app/bj-co2-table/id6759312298)

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

**In-app purchases:** none


### Equalization & Apnea Trainer

[App page](https://appshunter.io/ios/app/equalization-and-apnea-trainer/id6807600528)

**In-app purchases:** none


## Frequently asked questions

### Is BJ Co2 Table free?

BJ Co2 Table costs $3.99, with no in-app purchases.

### Is Equalization & Apnea Trainer free?

Equalization & Apnea Trainer is free to download, with no in-app purchases.

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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.*