# Math Marvel vs Annyeong

The clearest difference is review sentiment: Annyeong at 100% against Math Marvel's 0%. Annyeong also leads on rating (5.0 vs 3.5) and update cadence (every 3 weeks vs every 3 months). Math Marvel's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Annyeong sells 5 one-off in-app purchases. Math Marvel asks for nothing beyond the download.

Annyeong holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Math Marvel has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Math Marvel's written reviews are positive against 100% of Annyeong's.

Math Marvel ships an update every 3 months, Annyeong every 3 weeks. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Math Marvel | Annyeong |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (6 ratings)](https://appshunter.io/ios/app/math-marvel/id1477458122/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/annyeong-300-korean-phrases/id6759997038/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 55 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mahendrasinh Gohil](https://appshunter.io/developer/1122149629) | [Curiosity Ltd.](https://appshunter.io/developer/1766620600) |

## What reviewers say

### Math Marvel

[App page](https://appshunter.io/ios/app/math-marvel/id1477458122)

Learn fundamental math concepts through engaging and interactive exercises. The difficulty progresses gradually, and you can track your scores and levels passed. Includes a break activity called Mystic Square.

**Highlights:** Fun and interactive math learning, Gradually increasing difficulty, Score and level tracking, Mystic Square break activity, Learn basic math operations

**Features:** macOS Compatibility

**In-app purchases:** none


### Annyeong

[App page](https://appshunter.io/ios/app/annyeong-300-korean-phrases/id6759997038)

Learn to speak Korean quickly using English phonetic guides for pronunciation. This app offers 300 essential phrases across 12 real-life categories, with smart voice scoring for feedback. It works offline, making it ideal for travelers and K-pop fans.

**Highlights:** English phonetic guides for pronunciation, 300 essential phrases in 12 categories, Smart voice scoring with AI feedback, Offline functionality, Real-life scenarios covered, K-pop and K-drama relevant phrases

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | one-time |
| Premium | $1.99 | one-time |
| Premium | $2.99 | one-time |
| Lifetime Premium | $3.99 | one-time |
| Lifetime Premium | $4.99 | one-time |


## Frequently asked questions

### Is Math Marvel free?

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

### Is Annyeong free?

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

### Which has better reviews, Math Marvel or Annyeong?

Annyeong is rated higher. Math Marvel averages 3.5 out of 5 from 6 ratings, while Annyeong averages 5.0 from 1 ratings.

### Do Math Marvel or Annyeong have ads?

Annyeong shows ads; Math Marvel does not.

### Which is updated more often, Math Marvel or Annyeong?

Math Marvel ships an update every 3 months, and Annyeong every 3 weeks. Most recently, Math Marvel was updated on September 24, 2026 and Annyeong on October 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.*