# 英語deガイド vs CheckBoostAudio

The clearest difference is ads: CheckBoostAudio at none against 英語deガイド's shown. CheckBoostAudio also leads on update cadence (every 3 days vs every 2 months) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

英語deガイド ships an update every 2 months, CheckBoostAudio every 3 days. The most recent releases landed on September 10, 2026 and December 14, 2025 respectively.

## The numbers

| Metric | 英語deガイド | CheckBoostAudio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 23 MB | 32 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Koyu Tachihara](https://appshunter.io/developer/1604149183) | [Masatomo Fukuda](https://appshunter.io/developer/1599921920) |

## What reviewers say

### 英語deガイド

[App page](https://appshunter.io/ios/app/de/id1626072964)

**In-app purchases:** none


### CheckBoostAudio

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 英語deガイド free?

英語deガイド is free to download, with no in-app purchases.

### Is CheckBoostAudio free?

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

### Do 英語deガイド or CheckBoostAudio have ads?

英語deガイド shows ads; CheckBoostAudio does not.

### Which is updated more often, 英語deガイド or CheckBoostAudio?

英語deガイド ships an update every 2 months, and CheckBoostAudio every 3 days. Most recently, 英語deガイド was updated on September 10, 2026 and CheckBoostAudio on December 14, 2025.

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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.*