# 聴速mimix vs シャドディク

The clearest difference is in-app purchases: 聴速mimix at none against シャドディク's 1. 聴速mimix also leads on iOS requirement (9.0 vs 13.0). シャドディク's advantage is update cadence (daily vs every 22 months). On price, ads and device support there is nothing between them.

Both are free to download. シャドディク sells 1 in-app purchase, starting at $9.99 per month. 聴速mimix asks for nothing beyond the download.

聴速mimix ships an update every 22 months, シャドディク daily. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 聴速mimix | シャドディク |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 48.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Daily** |
| Monetization | Free | — |
| Size | 4 MB | 108 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Samark Corporation](https://appshunter.io/developer/673041246) | [StudyPeaks](https://appshunter.io/developer/901134689) |

## What reviewers say

### 聴速mimix

[App page](https://appshunter.io/ios/app/mimix/id673062573)

This music player allows precise control over playback speed, from 0.1x to 8.0x. It's useful for language learning, improving memory and concentration, and transcribing music. Note that some DRM-protected audio may not be playable.

**Highlights:** Adjustable playback speed (0.1x to 8.0x), 10-second rewind/forward, Single track repeat, Speed shortcut buttons, Independent sliders for position, volume, and speed

**Features:** macOS Compatibility

**In-app purchases:** none


### シャドディク

[App page](https://appshunter.io/ios/app/toeic/id6749894258)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $9.99 | per month |


## Frequently asked questions

### Is 聴速mimix free?

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

### Is シャドディク free?

シャドディク is free to download, with in-app purchases available.

### Do 聴速mimix or シャドディク have ads?

Neither 聴速mimix nor シャドディク shows ads.

### Which is updated more often, 聴速mimix or シャドディク?

聴速mimix ships an update every 22 months, and シャドディク daily. Most recently, 聴速mimix was updated on October 24, 2026 and シャドディク on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*