# 英検®4級 でた単 vs CASTDICE英単語帳・Lite版

The clearest difference is ads: 英検®4級 でた単 at none against CASTDICE英単語帳・Lite版's shown. 英検®4級 でた単 also leads on update cadence (every 2 days vs every 6 weeks) and review sentiment (100% vs 71%). CASTDICE英単語帳・Lite版's advantage is iOS requirement (12.0 vs 15.4). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

英検®4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 13, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | 英検®4級 でた単 | CASTDICE英単語帳・Lite版 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 70.6% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 6 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 81 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®4級 でた単

[App page](https://appshunter.io/ios/app/4/id1459736276)

This app helps users prepare for the Eiken Grade 4 English proficiency test by providing a comprehensive vocabulary list. It categorizes words by part of speech and frequency of appearance in past exams, offering practice exercises and tests to reinforce learning.

**Highlights:** 794 Eiken Grade 4 vocabulary words, Categorized by part of speech and frequency, Practice exercises and 15-question tests, Customizable word lists for review, Search function for words and meanings, Automatic audio playback of words

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

**In-app purchases:** none


### 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®4級 でた単 free?

英検®4級 でた単 is free to download, with no 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®4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®4級 でた単 does not.

### Which is updated more often, 英検®4級 でた単 or CASTDICE英単語帳・Lite版?

英検®4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®4級 でた単 was updated on September 13, 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.*