# Echo101 vs Shadow101

The clearest difference is price: Echo101 at Free against Shadow101's $0.99. Shadow101's advantage is in-app purchases (none vs 2). On review sentiment, update cadence, ads and device support there is nothing between them.

Echo101 is free to download; Shadow101 costs $0.99 up front. Echo101 sells 2 in-app purchases, starting at $9.99 per month. Shadow101 asks for nothing beyond the download.

Echo101 ships an update every 2 weeks, Shadow101 every 8 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Echo101 | Shadow101 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/echo101-shadowing/id6498550957/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 52 MB | 584 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Fortune Technology Co., Ltd.](https://appshunter.io/developer/1539882162) | [华芳 张](https://appshunter.io/developer/586041482) |

## What reviewers say

### Echo101

[App page](https://appshunter.io/ios/app/echo101-shadowing/id6498550957)

This app aids English word memorization through real-life contexts and full explanations, moving beyond rote learning. It offers offline practice, smart word cards, and pronunciation scoring to enhance fluency and natural language acquisition.

**Highlights:** Offline Walkman mode, Word card definitions and examples, Apple Watch integration, Adjustable audio playback speed, Pronunciation intelligence scoring, Focus on phrases over grammar

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Annual | $49.99 | per year |


### Shadow101

[App page](https://appshunter.io/ios/app/shadow101-english-shadowing/id6792435964)

Enhance your English speaking skills through focused shadowing exercises. Listen, repeat, record, and compare your voice to the original audio. Track your progress with detailed analytics and built-in study tools for consistent improvement.

**Highlights:** Sentence-by-sentence listening, Adjustable playback speed, Voice recording and comparison, Progress tracking and study calendar, Built-in vocabulary reference, Offline study experience

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

**In-app purchases:** none


## Frequently asked questions

### Is Echo101 free?

Echo101 is free to download, with in-app purchases available.

### Is Shadow101 free?

Shadow101 costs $0.99, with no in-app purchases.

### Do Echo101 or Shadow101 have ads?

Neither Echo101 nor Shadow101 shows ads.

### Which is updated more often, Echo101 or Shadow101?

Echo101 ships an update every 2 weeks, and Shadow101 every 8 days. Most recently, Echo101 was updated on October 8, 2026 and Shadow101 on October 5, 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.*