# RepeatOne vs アニマルスタディ My英単語帳

The clearest difference is in-app purchases: アニマルスタディ My英単語帳 at none against RepeatOne's 4. アニマルスタディ My英単語帳 also leads on ads (none vs shown) and update cadence (every 5 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. RepeatOne sells 4 in-app purchases, starting at $4.99 per month. アニマルスタディ My英単語帳 asks for nothing beyond the download.

RepeatOne ships an update fortnightly, アニマルスタディ My英単語帳 every 5 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | RepeatOne | アニマルスタディ My英単語帳 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/repeatone/id1245668629/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 82.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 79 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sotaro Tamatsu](https://appshunter.io/developer/1057100095) | [MASAYA FURUTA](https://appshunter.io/developer/6791934881) |

## What reviewers say

### RepeatOne

[App page](https://appshunter.io/ios/app/repeatone/id1245668629)

Learn English listening skills with a video player that utilizes YouTube content. Study with English and Japanese subtitles, repeat sentences, and look up words with an integrated dictionary. Features AI grammar explanations and native conversation practice.

**Highlights:** YouTube video integration, Dual English/Japanese subtitles, Sentence-level loop playback, Tap-to-define dictionary, AI grammar explanations, Shadowing and overlapping practice

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO (1ヶ月) | $4.99 | per month |
| PRO (1ヶ月) | $10.00 | per month |
| PRO (1年) | $29.99 | per year |
| PRO (1年) | $72.00 | per year |


### アニマルスタディ My英単語帳

[App page](https://appshunter.io/ios/app/my/id6791934669)

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

**In-app purchases:** none


## Frequently asked questions

### Is RepeatOne free?

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

### Is アニマルスタディ My英単語帳 free?

アニマルスタディ My英単語帳 is free to download, with no in-app purchases.

### Do RepeatOne or アニマルスタディ My英単語帳 have ads?

RepeatOne shows ads; アニマルスタディ My英単語帳 does not.

### Which is updated more often, RepeatOne or アニマルスタディ My英単語帳?

RepeatOne ships an update fortnightly, and アニマルスタディ My英単語帳 every 5 days. Most recently, RepeatOne was updated on October 24, 2026 and アニマルスタディ My英単語帳 on October 24, 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.*