# Math Skills Builder Lite vs 영 단어즙

The clearest difference is in-app purchases: 영 단어즙 at none against Math Skills Builder Lite's 1. 영 단어즙 also leads on device support (3 vs 1) and ratings volume (3 vs 1). Math Skills Builder Lite's advantage is iOS requirement (13.0 vs 15.6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Math Skills Builder Lite sells 1 one-off in-app purchase. 영 단어즙 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Math Skills Builder Lite against 5.0 for 영 단어즙. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Math Skills Builder Lite ships an update every 19 months, 영 단어즙 every 33 months. The most recent releases landed on June 29, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Math Skills Builder Lite | 영 단어즙 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/math-skills-builder-lite/id1277897625/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/id1480979760/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 19 months** | Every 33 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 191 MB | 20 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Attainment Company, Inc.](https://appshunter.io/developer/403989333) | [별책](https://appshunter.io/developer/569035377) |

## What reviewers say

### Math Skills Builder Lite

[App page](https://appshunter.io/ios/app/math-skills-builder-lite/id1277897625)

This app helps students apply early numeracy skills to solve real-world math problems. It uses math stories and concrete strategies to teach when to add or subtract. Research indicates the program is highly effective for developing problem-solving abilities.

**Highlights:** Real-world math problem scenarios, Early numeracy skill application, Concrete addition/subtraction strategies, Multiple learning modes, Research-backed effectiveness

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $59.99 | one-time |


### 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


## Frequently asked questions

### Is Math Skills Builder Lite free?

Math Skills Builder Lite is free to download, with in-app purchases available.

### Is 영 단어즙 free?

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

### Which has better reviews, Math Skills Builder Lite or 영 단어즙?

Math Skills Builder Lite and 영 단어즙 are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Math Skills Builder Lite or 영 단어즙 have ads?

Neither Math Skills Builder Lite nor 영 단어즙 shows ads.

### Which is updated more often, Math Skills Builder Lite or 영 단어즙?

Math Skills Builder Lite ships an update every 19 months, and 영 단어즙 every 33 months. Most recently, Math Skills Builder Lite was updated on June 29, 2026 and 영 단어즙 on September 17, 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.*