# Supreme Academy vs Japan Ready Function

Supreme Academy and Japan Ready Function are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Supreme Academy ships an update every 5 weeks, Japan Ready Function every 2 months. The most recent releases landed on September 29, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Supreme Academy | Japan Ready Function |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 78 MB | 52 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DYNAMIC TECHNOSOFT](https://appshunter.io/developer/1607803655) | [Career-Tech Japan Co.,LTD](https://appshunter.io/developer/1858175254) |

## What reviewers say

### Supreme Academy

[App page](https://appshunter.io/ios/app/supreme-academy/id6478375714)

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

**In-app purchases:** none


### Japan Ready Function

[App page](https://appshunter.io/ios/app/japan-ready-function-lms/id6757743661)

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

**In-app purchases:** none


## Frequently asked questions

### Is Supreme Academy free?

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

### Is Japan Ready Function free?

Japan Ready Function is free to download, with no in-app purchases.

### Do Supreme Academy or Japan Ready Function have ads?

Neither Supreme Academy nor Japan Ready Function shows ads.

### Which is updated more often, Supreme Academy or Japan Ready Function?

Supreme Academy ships an update every 5 weeks, and Japan Ready Function every 2 months. Most recently, Supreme Academy was updated on September 29, 2026 and Japan Ready Function on October 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.*