# Listening+  Improve your learning efficiency!! vs CheckBoostAudio

The clearest difference is in-app purchases: CheckBoostAudio at none against Listening+  Improve your learning efficiency!!'s 1. CheckBoostAudio also leads on update cadence (every 3 days vs every 2 weeks). Listening+  Improve your learning efficiency!!'s advantage is iOS requirement (8.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Listening+  Improve your learning efficiency!! sells 1 one-off in-app purchase. CheckBoostAudio asks for nothing beyond the download.

Listening+  Improve your learning efficiency!! ships an update every 2 weeks, CheckBoostAudio every 3 days. The most recent releases landed on October 5, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Listening+  Improve your learning efficiency!! | CheckBoostAudio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 32 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adore Inc.](https://appshunter.io/developer/640442211) | [Masatomo Fukuda](https://appshunter.io/developer/1599921920) |

## What reviewers say

### Listening+  Improve your learning efficiency!!

[App page](https://appshunter.io/ios/app/listening-plus-improve-your-learning-efficiency/id1150993004)

This music player is designed for language learners, offering features like adjustable playback speed, section repeat, and quick rewind. It allows you to play music and playlists from your device, with options to keep the screen on and customize the interface.

**Highlights:** Adjustable playback speed (0.5x-1.5x), Section repeat playback, Quick rewind function, Play device music and playlists, Always-on screen option, Customizable themes (Pro version)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro ver | $0.99 | one-time |


### CheckBoostAudio

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Listening+  Improve your learning efficiency!! free?

Listening+  Improve your learning efficiency!! is free to download, with in-app purchases available.

### Is CheckBoostAudio free?

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

### Do Listening+  Improve your learning efficiency!! or CheckBoostAudio have ads?

Neither Listening+  Improve your learning efficiency!! nor CheckBoostAudio shows ads.

### Which is updated more often, Listening+  Improve your learning efficiency!! or CheckBoostAudio?

Listening+  Improve your learning efficiency!! ships an update every 2 weeks, and CheckBoostAudio every 3 days. Most recently, Listening+  Improve your learning efficiency!! was updated on October 5, 2026 and CheckBoostAudio on October 17, 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.*