# RepeCa〜連続復習 Repeat Card〜 vs KnowUp

The clearest difference is update cadence: KnowUp at every 2 days against RepeCa〜連続復習 Repeat Card〜's fortnightly. RepeCa〜連続復習 Repeat Card〜's advantage is iOS requirement (13.4 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. RepeCa〜連続復習 Repeat Card〜 sells 2 one-off in-app purchases and KnowUp sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

RepeCa〜連続復習 Repeat Card〜 ships an update fortnightly, KnowUp every 2 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RepeCa〜連続復習 Repeat Card〜 | KnowUp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 3 MB | 89 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masao Yamashita](https://appshunter.io/developer/651345791) | [Wenfeng Duan](https://appshunter.io/developer/1454244715) |

## What reviewers say

### RepeCa〜連続復習 Repeat Card〜

[App page](https://appshunter.io/ios/app/repeca-repeat-card/id1498577399)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 復習の極意 | $0.99 | one-time |
| データ数の拡張 | $7.99 | one-time |


### KnowUp

[App page](https://appshunter.io/ios/app/knowup-ai-flashcards-and-study/id6779905080)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| knowup monthly | $2.99 | per month |
| knowup annual | $24.99 | per year |


## Frequently asked questions

### Is RepeCa〜連続復習 Repeat Card〜 free?

RepeCa〜連続復習 Repeat Card〜 is free to download, with in-app purchases available.

### Is KnowUp free?

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

### Do RepeCa〜連続復習 Repeat Card〜 or KnowUp have ads?

Neither RepeCa〜連続復習 Repeat Card〜 nor KnowUp shows ads.

### Which is updated more often, RepeCa〜連続復習 Repeat Card〜 or KnowUp?

RepeCa〜連続復習 Repeat Card〜 ships an update fortnightly, and KnowUp every 2 days. Most recently, RepeCa〜連続復習 Repeat Card〜 was updated on November 7, 2026 and KnowUp 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.*