# ChongHwaKL vs Anzan Expert

The clearest difference is ads: ChongHwaKL at none against Anzan Expert's shown. ChongHwaKL also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ChongHwaKL ships an update every 2 weeks, Anzan Expert every 3 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ChongHwaKL | Anzan Expert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (6 ratings)](https://appshunter.io/ios/app/anzan-expert/id1534494364/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | — | Ad-supported |
| Size | 12 MB | 29 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Financial Link Sdn. Bhd.](https://appshunter.io/developer/592956262) | [Moss](https://appshunter.io/developer/1534494486) |

## What reviewers say

### ChongHwaKL

[App page](https://appshunter.io/ios/app/chonghwakl/id1064883108)

**Features:** macOS Compatibility

**In-app purchases:** none


### Anzan Expert

[App page](https://appshunter.io/ios/app/anzan-expert/id1534494364)

This app helps improve mental math skills by presenting numbers that flash on screen for users to add. It offers various stages with increasing difficulty and timed challenges, along with a practice mode for self-paced learning. Users can earn medals and track their progress.

**Highlights:** Timed flash calculation challenges, 20 stages with increasing difficulty, Practice mode for self-paced learning, Expert medals and level progression, Review missed questions, Multi-challenger profiles, Customizable themes

**In-app purchases:** none


## Frequently asked questions

### Is ChongHwaKL free?

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

### Is Anzan Expert free?

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

### Do ChongHwaKL or Anzan Expert have ads?

Anzan Expert shows ads; ChongHwaKL does not.

### Which is updated more often, ChongHwaKL or Anzan Expert?

ChongHwaKL ships an update every 2 weeks, and Anzan Expert every 3 months. Most recently, ChongHwaKL was updated on October 26, 2026 and Anzan Expert on October 24, 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.*