# 영 단어즙 vs Echoes

The clearest difference is review sentiment: 영 단어즙 at 100% against Echoes's 38%. 영 단어즙 also leads on rating (5.0 vs 3.3). Echoes's advantage is ratings volume (24 vs 3) and iOS requirement (10.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

영 단어즙 holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: Echoes has 24 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of 영 단어즙's written reviews are positive against 38% of Echoes's.

## The numbers

| Metric | 영 단어즙 | Echoes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id1480979760/reviews)** | [3.3 (24 ratings)](https://appshunter.io/ios/app/echoes/id1529300249/reviews) |
| Number of ratings | 3 | **24** |
| Positive reviews | **100.0% of reviews** | 37.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | — |
| Monetization | Free | Free |
| Size | 20 MB | 79 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [별책](https://appshunter.io/developer/569035377) | [King's Mobile](https://appshunter.io/developer/547238250) |

## What reviewers say

### 영 단어즙

[App page](https://appshunter.io/ios/app/id1480979760)

This app offers a concentrated approach to learning English vocabulary through daily, bite-sized "juice" extractions. It uses a quiz format to help users memorize words, tracking incorrect answers for targeted review. Various visual styles and an integrated English-English dictionary enhance the learning experience.

**Highlights:** Daily vocabulary "juice" extraction, Quiz-based learning format, Tracking of incorrect words for review, Integrated Oxford English-English dictionary, Native speaker pronunciation audio, iCloud data synchronization, Customizable learning deadlines

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

**In-app purchases:** none


### Echoes

[App page](https://appshunter.io/ios/app/echoes/id1529300249)

Visualize and record your heartbeat using your smartphone. Contribute to anonymized research at King's College London and Maastricht University to advance heart diagnosis technologies.

**Highlights:** Hear and visualize heartbeat, Save heart sound recordings, Observe heart sound evolution, Contribute to anonymized research, Understand heart diagnosis limits

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

**In-app purchases:** none


## Frequently asked questions

### Is 영 단어즙 free?

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

### Is Echoes free?

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

### Which has better reviews, 영 단어즙 or Echoes?

영 단어즙 is rated higher. 영 단어즙 averages 5.0 out of 5 from 3 ratings, while Echoes averages 3.3 from 24 ratings.

### Do 영 단어즙 or Echoes have ads?

Neither 영 단어즙 nor Echoes shows ads.

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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.*