# 棋藝研究所 Chess Academy vs HouseOfPrize

The clearest difference is in-app purchases: HouseOfPrize at none against 棋藝研究所 Chess Academy's 10. HouseOfPrize also leads on ads (none vs shown). 棋藝研究所 Chess Academy's advantage is update cadence (every 5 days vs monthly) and iOS requirement (13.0 vs 16.4). On price and device support there is nothing between them.

Both are free to download. 棋藝研究所 Chess Academy sells 10 in-app purchases, starting at $2.99 per month. HouseOfPrize asks for nothing beyond the download.

棋藝研究所 Chess Academy ships an update every 5 days, HouseOfPrize monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | 棋藝研究所 Chess Academy | HouseOfPrize |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Monthly |
| Size | 157 MB | 35 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OuTech Limited](https://appshunter.io/developer/1864413350) | [HandaroAI](https://appshunter.io/developer/6798523927) |

## What reviewers say

### 棋藝研究所 Chess Academy

[App page](https://appshunter.io/ios/app/chess-academy/id6757407305)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Bronze Membership | $2.99 | per month |
| VIP Platinum Membership | $19.99 | per month |
| VIP Annual Membership | $29.99 | per year |
| Starry Night Theme | $1.99 | one-time |
| Wood Grain Theme | $1.99 | one-time |
| Chinese Classic Theme | $1.99 | one-time |
| Theme - Jade Palace | $1.99 | one-time |
| Theme - Cyberpunk | $1.99 | one-time |
| Theme - Golden Palace | $1.99 | one-time |
| Lifetime VIP Membership | $99.99 | one-time |


### HouseOfPrize

[App page](https://appshunter.io/ios/app/houseofprize/id6798523925)

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

**In-app purchases:** none


## Frequently asked questions

### Is 棋藝研究所 Chess Academy free?

棋藝研究所 Chess Academy is free to download, with in-app purchases available.

### Is HouseOfPrize free?

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

### Do 棋藝研究所 Chess Academy or HouseOfPrize have ads?

棋藝研究所 Chess Academy shows ads; HouseOfPrize does not.

### Which is updated more often, 棋藝研究所 Chess Academy or HouseOfPrize?

棋藝研究所 Chess Academy ships an update every 5 days, and HouseOfPrize monthly. Most recently, 棋藝研究所 Chess Academy was updated on October 31, 2026 and HouseOfPrize on October 31, 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.*