# 비상교육 AR영어 Challenge vs April Buff

The clearest difference is review sentiment: April Buff at 72% against 비상교육 AR영어 Challenge's 0%. April Buff also leads on update cadence (every 5 weeks vs every 11 months). 비상교육 AR영어 Challenge's advantage is iOS requirement (9.0 vs 12.0). 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.

비상교육 AR영어 Challenge ships an update every 11 months, April Buff every 5 weeks. The most recent releases landed on August 20, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 비상교육 AR영어 Challenge | April Buff |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (7 ratings)](https://appshunter.io/ios/app/april-buff/id1498580532/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 0.0% of reviews | **72.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 872 MB | 208 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VISANG EDUCATION INC](https://appshunter.io/developer/992780061) | [CREVERSE, Inc.](https://appshunter.io/developer/739652504) |

## What reviewers say

### 비상교육 AR영어 Challenge

[App page](https://appshunter.io/ios/app/ar-challenge/id1356441187)

This app makes learning English fun for children through interactive AR experiences. Kids can color pictures that come to life in augmented reality, practice speaking with characters, and play word quizzes. It also allows for fun photo opportunities with characters and animals.

**Highlights:** AR Coloring, AR Reading with characters, AR Speaking practice, AR Word Quizzes, AR Camera with characters

**Features:** macOS Compatibility

**In-app purchases:** none


### April Buff

[App page](https://appshunter.io/ios/app/april-buff/id1498580532)

This app uses augmented reality to make learning English vocabulary fun for elementary students. It offers interactive games, quizzes, and progress tracking linked to a specific curriculum. Users can collect word cards and compete nationally.

**Highlights:** AR-based vocabulary study, Interactive games and quizzes, Collect word and chunk cards, National ranking system, Scan textbook to start games, Linked to Learning Portal

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 비상교육 AR영어 Challenge free?

비상교육 AR영어 Challenge is free to download, with no in-app purchases.

### Is April Buff free?

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

### Do 비상교육 AR영어 Challenge or April Buff have ads?

Neither 비상교육 AR영어 Challenge nor April Buff shows ads.

### Which is updated more often, 비상교육 AR영어 Challenge or April Buff?

비상교육 AR영어 Challenge ships an update every 11 months, and April Buff every 5 weeks. Most recently, 비상교육 AR영어 Challenge was updated on August 20, 2026 and April Buff on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*