# CheckBoostAudio vs アストーク

The clearest difference is in-app purchases: CheckBoostAudio at none against アストーク's 1. CheckBoostAudio also leads on update cadence (every 3 days vs every 3 weeks) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. アストーク sells 1 in-app purchase, starting at $19.99 per month. CheckBoostAudio asks for nothing beyond the download.

CheckBoostAudio ships an update every 3 days, アストーク every 3 weeks. The most recent releases landed on November 4, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | CheckBoostAudio | アストーク |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 32 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masatomo Fukuda](https://appshunter.io/developer/1599921920) | [Toshiki Katsube](https://appshunter.io/developer/1862196657) |

## What reviewers say

### CheckBoostAudio

[App page](https://appshunter.io/ios/app/checkboostaudio/id6740433605)

**Features:** macOS Compatibility

**In-app purchases:** none


### アストーク

[App page](https://appshunter.io/ios/app/id6756672054)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| アストーク月額プラン | $19.99 | per month |


## Frequently asked questions

### Is CheckBoostAudio free?

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

### Is アストーク free?

アストーク is free to download, with in-app purchases available.

### Do CheckBoostAudio or アストーク have ads?

Neither CheckBoostAudio nor アストーク shows ads.

### Which is updated more often, CheckBoostAudio or アストーク?

CheckBoostAudio ships an update every 3 days, and アストーク every 3 weeks. Most recently, CheckBoostAudio was updated on November 4, 2026 and アストーク on November 1, 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.*