# 영 단어즙 vs RETSD

The clearest difference is update cadence: RETSD at every 7 months against 영 단어즙's every 33 months. RETSD also leads on iOS requirement (13.0 vs 15.6). On price, review sentiment, ads and in-app purchases 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 ships an update every 33 months, RETSD every 7 months. The most recent releases landed on September 17, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 영 단어즙 | RETSD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id1480979760/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 7 months** |
| Monetization | Free | Free |
| Size | 20 MB | 101 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [별책](https://appshunter.io/developer/569035377) | [Concept Interactive Inc.](https://appshunter.io/developer/1437684225) |

## 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


### RETSD

[App page](https://appshunter.io/ios/app/retsd/id1628491500)

Receive instant updates and push notifications from your school division or any of its 42 schools. Customize the content you see, including news, events, and urgent alerts, delivered directly to your phone, tablet, or smartwatch.

**Highlights:** Real-time updates, Push notifications, School-specific content, Customizable alerts, Calendar events, Urgent alerts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 영 단어즙 free?

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

### Is RETSD free?

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

### Do 영 단어즙 or RETSD have ads?

Neither 영 단어즙 nor RETSD shows ads.

### Which is updated more often, 영 단어즙 or RETSD?

영 단어즙 ships an update every 33 months, and RETSD every 7 months. Most recently, 영 단어즙 was updated on September 17, 2026 and RETSD on September 8, 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.*