# 암카 상공한자 vs PVMahjong Premium

The clearest difference is review sentiment: 암카 상공한자 at 67% against PVMahjong Premium's 0%. 암카 상공한자 also leads on update cadence (weekly vs every 2 months). PVMahjong Premium's advantage is price ($0.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

암카 상공한자 costs $2.99 and PVMahjong Premium $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

암카 상공한자 ships an update weekly, PVMahjong Premium every 2 months. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 암카 상공한자 | PVMahjong Premium |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/pvmahjong-premium/id6748535546/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Paid | Paid |
| Size | 109 MB | 12 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TheOne Lab](https://appshunter.io/developer/1623950270) | [Jianfeng Wu](https://appshunter.io/developer/1435210283) |

## What reviewers say

### 암카 상공한자

[App page](https://appshunter.io/ios/app/3/id6502834553)

This app uses the Leitner system to help users memorize Chinese characters efficiently. It covers all 1800 characters for the 3rd grade certification, with example words and a personal vocabulary list for effective review.

**Highlights:** Leitner learning system, 1800 characters for 3rd grade, Includes example words, Personal vocabulary list, Chapter-based learning

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

**In-app purchases:** none


### PVMahjong Premium

[App page](https://appshunter.io/ios/app/pvmahjong-premium/id6748535546)

Experience Mahjong without interruptions. This premium version offers all content unlocked for offline learning and casual play, including an unlimited practice mode.

**Highlights:** Ad-free experience, All content unlocked, Offline play, Unlimited practice mode, Casual gameplay

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

**In-app purchases:** none


## Frequently asked questions

### Is 암카 상공한자 free?

암카 상공한자 costs $2.99, with no in-app purchases.

### Is PVMahjong Premium free?

PVMahjong Premium costs $0.99, with no in-app purchases.

### Do 암카 상공한자 or PVMahjong Premium have ads?

Neither 암카 상공한자 nor PVMahjong Premium shows ads.

### Which is updated more often, 암카 상공한자 or PVMahjong Premium?

암카 상공한자 ships an update weekly, and PVMahjong Premium every 2 months. Most recently, 암카 상공한자 was updated on October 14, 2026 and PVMahjong Premium on October 3, 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.*