# 英検®準1級 でた単 vs CASTDICE英単語帳・Lite版

The clearest difference is price: CASTDICE英単語帳・Lite版 at Free against 英検®準1級 でた単's $5.99. CASTDICE英単語帳・Lite版 also leads on in-app purchases (none vs 6) and iOS requirement (12.0 vs 15.4). 英検®準1級 でた単's advantage is ads (none vs shown) and update cadence (every 2 days vs every 6 weeks). On review sentiment and device support there is nothing between them.

CASTDICE英単語帳・Lite版 is free to download; 英検®準1級 でた単 costs $5.99 up front. 英検®準1級 でた単 sells 5 in-app purchases, starting at $1.99 per month. CASTDICE英単語帳・Lite版 asks for nothing beyond the download.

英検®準1級 でた単 ships an update every 2 days, CASTDICE英単語帳・Lite版 every 6 weeks. The most recent releases landed on September 23, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | 英検®準1級 でた単 | CASTDICE英単語帳・Lite版 |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/1/id1406157182/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | **71.4% of reviews** | 70.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 186 MB | 123 MB |
| Requires iOS | 15.4 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Namiko Takahashi](https://appshunter.io/developer/1349212420) | [CAST DICE, K.K.](https://appshunter.io/developer/1651974899) |

## What reviewers say

### 英検®準1級 でた単

[App page](https://appshunter.io/ios/app/1/id1406157182)

Master vocabulary for the Eiken Grade Pre-1 exam with this app. It features over 5,500 words categorized by part of speech and frequency of appearance in past exams. Practice with quizzes, create custom word lists, and improve typing skills for the exam.

**Highlights:** Extensive vocabulary list (5,572 words), Categorized by part of speech and frequency, Practice quizzes with scoring, Customizable word lists, Typing practice for exam preparation, Covers 84 past Eiken Grade Pre-1 exams

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| でた単プレミアム 1ヶ月 | $1.99 | per month |
| でた単プレミアム 1年間 | $11.99 | per year |
| 語彙問題集チケット | $3.99 | one-time |
| 語彙問題集セットQ1 | $3.99 | one-time |
| 語彙問題セット準1級-解説なし(02〜12の11セット) | $5.99 | one-time |


### CASTDICE英単語帳・Lite版

[App page](https://appshunter.io/ios/app/castdicelite/id1558021562)

This app analyzes university entrance exam past papers from the last 10 years using AI to create custom English vocabulary lists. Users can specify universities, departments, and periods to generate vocabulary based on past exam questions. This trial version has limited features and includes advertisements.

**Highlights:** AI analysis of past exam papers, Customizable vocabulary lists, Specify university, department, and period, Focus on high-frequency words, Trial version with limited features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 英検®準1級 でた単 free?

英検®準1級 でた単 costs $5.99, and also offers in-app purchases.

### Is CASTDICE英単語帳・Lite版 free?

CASTDICE英単語帳・Lite版 is free to download, with no in-app purchases.

### Do 英検®準1級 でた単 or CASTDICE英単語帳・Lite版 have ads?

CASTDICE英単語帳・Lite版 shows ads; 英検®準1級 でた単 does not.

### Which is updated more often, 英検®準1級 でた単 or CASTDICE英単語帳・Lite版?

英検®準1級 でた単 ships an update every 2 days, and CASTDICE英単語帳・Lite版 every 6 weeks. Most recently, 英検®準1級 でた単 was updated on September 23, 2026 and CASTDICE英単語帳・Lite版 on June 1, 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.*