# シャドーイングを反復練習 vs RecEcho

The clearest difference is in-app purchases: RecEcho at none against シャドーイングを反復練習's 1. シャドーイングを反復練習's advantage is update cadence (monthly vs every 19 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. シャドーイングを反復練習 sells 1 in-app purchase, starting at $7.99 per month. RecEcho asks for nothing beyond the download.

シャドーイングを反復練習 ships an update monthly, RecEcho every 19 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | シャドーイングを反復練習 | RecEcho |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 19 months |
| Size | 30 MB | 11 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shadowing Gym, Inc.](https://appshunter.io/developer/1584911088) | [Kuniaki Fujimoto](https://appshunter.io/developer/1585749122) |

## What reviewers say

### シャドーイングを反復練習

[App page](https://appshunter.io/ios/app/shadowinggym/id1584911086)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shadowing Gym - Monthly | $7.99 | per month |


### RecEcho

[App page](https://appshunter.io/ios/app/rececho/id6449885527)

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

**In-app purchases:** none


## Frequently asked questions

### Is シャドーイングを反復練習 free?

シャドーイングを反復練習 is free to download, with in-app purchases available.

### Is RecEcho free?

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

### Do シャドーイングを反復練習 or RecEcho have ads?

Neither シャドーイングを反復練習 nor RecEcho shows ads.

### Which is updated more often, シャドーイングを反復練習 or RecEcho?

シャドーイングを反復練習 ships an update monthly, and RecEcho every 19 months. Most recently, シャドーイングを反復練習 was updated on November 3, 2026 and RecEcho on October 30, 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.*