# Chappy vs 루잉

The clearest difference is review sentiment: 루잉 at 100% against Chappy's 44%. 루잉 also leads on ads (none vs shown) and iOS requirement (15.1 vs 18.0). Chappy's advantage is in-app purchases (none vs 2) and update cadence (every 4 weeks vs every 2 months). On price and device support there is nothing between them.

Both are free to download. 루잉 sells 2 in-app purchases, starting at $7.99 per month. Chappy asks for nothing beyond the download.

Chappy ships an update every 4 weeks, 루잉 every 2 months. The most recent releases landed on October 13, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Chappy | 루잉 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 44.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | **Ad-supported** | Freemium |
| Size | 38 MB | 19 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Saerom Shin](https://appshunter.io/developer/1716768656) | [(주)스낵잉글리시](https://appshunter.io/developer/1570273709) |

## What reviewers say

### Chappy

[App page](https://appshunter.io/ios/app/chappy-ai-quiz-solver/id6472210312)

Snap a photo of your homework problem and get instant answers with an AI tutor. This app provides immediate explanations for questions, helping you understand concepts without waiting for a teacher. Simply take a picture, crop it, and receive your solution.

**Highlights:** AI-powered problem solver, Instant answers, Photo recognition for questions, Immediate explanations, Homework assistance

**In-app purchases:** none


### 루잉

[App page](https://appshunter.io/ios/app/3/id6755586584)

Learn English conversation through 3-minute daily video routines featuring native speakers. Master real-life expressions and build a consistent study habit with bite-sized content.

**Highlights:** 3-minute daily English conversation routines, Native speaker vlog content, Real-life expressions and nuances, Full English/Korean subtitles, Vocabulary and example sentences, Progress tracking and review

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscribe | $7.99 | per month |
| 연간 구독 | $59.99 | per year |


## Frequently asked questions

### Is Chappy free?

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

### Is 루잉 free?

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

### Do Chappy or 루잉 have ads?

Chappy shows ads; 루잉 does not.

### Which is updated more often, Chappy or 루잉?

Chappy ships an update every 4 weeks, and 루잉 every 2 months. Most recently, Chappy was updated on October 13, 2026 and 루잉 on September 19, 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.*