# いつでも英語脳 vs ponkan 面白い英和辞典

The clearest difference is price: ponkan 面白い英和辞典 at Free against いつでも英語脳's $2.99. ponkan 面白い英和辞典 also leads on update cadence (daily vs every 6 weeks) and iOS requirement (16.4 vs 18.0). いつでも英語脳's advantage is in-app purchases (none vs 7) and ads (none vs shown). On review sentiment and device support there is nothing between them.

ponkan 面白い英和辞典 is free to download; いつでも英語脳 costs $2.99 up front. ponkan 面白い英和辞典 sells 7 in-app purchases, starting at $2.99 per month. いつでも英語脳 asks for nothing beyond the download.

いつでも英語脳 ships an update every 6 weeks, ponkan 面白い英和辞典 daily. Both last shipped on November 6, 2026.

## The numbers

| Metric | いつでも英語脳 | ponkan 面白い英和辞典 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 80 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Yodai Kadokawa](https://appshunter.io/developer/6798598113) | [Ibuki Hara](https://appshunter.io/developer/6791958118) |

## What reviewers say

### いつでも英語脳

[App page](https://appshunter.io/ios/app/id6798598111)

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

**In-app purchases:** none


### ponkan 面白い英和辞典

[App page](https://appshunter.io/ios/app/ponkan/id6809722393)

This app is a unique English-Japanese dictionary featuring 858 uncommon words that are unlikely to be used in everyday life. It offers definitions, pronunciations, example sentences, and a quiz mode. Users can also save favorite words and remove ads with a one-time purchase.

**Highlights:** 858 uncommon English words, Search by English or Japanese, Illustrations, pronunciation, audio, examples, Four-choice quiz mode, Save favorite words, Ad removal purchase

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ポンカンプレミアム（月額） | $2.99 | per month |
| ポンカンプレミアム（年額） | $17.99 | per year |
| 専門英語マニア | $1.99 | one-time |
| かぞえるえいたんご | $1.99 | one-time |
| スポーツ英語７２選 | $1.99 | one-time |
| タベタン | $1.99 | one-time |
| 天気の英単語 | $1.99 | one-time |


## Frequently asked questions

### Is いつでも英語脳 free?

いつでも英語脳 costs $2.99, with no in-app purchases.

### Is ponkan 面白い英和辞典 free?

ponkan 面白い英和辞典 is free to download, with in-app purchases available.

### Do いつでも英語脳 or ponkan 面白い英和辞典 have ads?

ponkan 面白い英和辞典 shows ads; いつでも英語脳 does not.

### Which is updated more often, いつでも英語脳 or ponkan 面白い英和辞典?

いつでも英語脳 ships an update every 6 weeks, and ponkan 面白い英和辞典 daily. Most recently, いつでも英語脳 was updated on November 6, 2026 and ponkan 面白い英和辞典 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.*