# キヲクル 忘却曲線の暗記カード・単語帳 vs RC Flash Card

The clearest difference is update cadence: キヲクル 忘却曲線の暗記カード・単語帳 at every 5 days against RC Flash Card's monthly. キヲクル 忘却曲線の暗記カード・単語帳 also leads on iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. キヲクル 忘却曲線の暗記カード・単語帳 sells 4 in-app purchases, starting at $2.99 per month and RC Flash Card sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

キヲクル 忘却曲線の暗記カード・単語帳 ships an update every 5 days, RC Flash Card monthly. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | キヲクル 忘却曲線の暗記カード・単語帳 | RC Flash Card |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Size | 53 MB | 4 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | +4 |
| Developer | [Makino Yousuke](https://appshunter.io/developer/6799690583) | [Rizk Corsight, LLC](https://appshunter.io/developer/1896065289) |

## What reviewers say

### キヲクル 忘却曲線の暗記カード・単語帳

[App page](https://appshunter.io/ios/app/id6799690581)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（月額） | $2.99 | per month |
| 応援会員（月額） | $5.99 | per month |
| プレミアム（年額） | $24.99 | per year |
| 買い切りプラン | $59.99 | one-time |


### RC Flash Card

[App page](https://appshunter.io/ios/app/rc-flash-card-study-helper/id6809522992)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RC Flash Card | $3.99 | one-time |


## Frequently asked questions

### Is キヲクル 忘却曲線の暗記カード・単語帳 free?

キヲクル 忘却曲線の暗記カード・単語帳 is free to download, with in-app purchases available.

### Is RC Flash Card free?

RC Flash Card is free to download, with in-app purchases available.

### Do キヲクル 忘却曲線の暗記カード・単語帳 or RC Flash Card have ads?

Neither キヲクル 忘却曲線の暗記カード・単語帳 nor RC Flash Card shows ads.

### Which is updated more often, キヲクル 忘却曲線の暗記カード・単語帳 or RC Flash Card?

キヲクル 忘却曲線の暗記カード・単語帳 ships an update every 5 days, and RC Flash Card monthly. Most recently, キヲクル 忘却曲線の暗記カード・単語帳 was updated on October 30, 2026 and RC Flash Card on November 6, 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.*