# Re vs HCD基礎検定トレ

The clearest difference is iOS requirement: HCD基礎検定トレ at 15.1 against Re's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Re sells 2 one-off in-app purchases and HCD基礎検定トレ sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Re ships an update every 5 days, HCD基礎検定トレ every 4 days. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Re | HCD基礎検定トレ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 days | **Every 4 days** |
| Size | 20 MB | 50 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mendoxa LLC](https://appshunter.io/developer/1816388997) | [keisuke okuno](https://appshunter.io/developer/6779085862) |

## What reviewers say

### Re

[App page](https://appshunter.io/ios/app/repra-st-it/id6751055493)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mendoくんパワーアップ（開発支援） | $0.49 | one-time |
| 広告非表示 | $0.99 | one-time |


### HCD基礎検定トレ

[App page](https://appshunter.io/ios/app/hcd/id6789540835)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO（月額） | $9.99 | per month |
| PRO（買い切り） | $9.99 | one-time |


## Frequently asked questions

### Is Re free?

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

### Is HCD基礎検定トレ free?

HCD基礎検定トレ is free to download, with in-app purchases available.

### Do Re or HCD基礎検定トレ have ads?

Both Re and HCD基礎検定トレ show ads.

### Which is updated more often, Re or HCD基礎検定トレ?

Re ships an update every 5 days, and HCD基礎検定トレ every 4 days. Most recently, Re was updated on October 9, 2026 and HCD基礎検定トレ on October 14, 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.*