# ShowaJsimManager vs CASTDICE英単語帳

The clearest difference is price: ShowaJsimManager at Free against CASTDICE英単語帳's $17.99. ShowaJsimManager also leads on iOS requirement (13.0 vs 15.0). CASTDICE英単語帳's advantage is update cadence (every 5 weeks vs every 4 months). On ads, in-app purchases and device support there is nothing between them.

ShowaJsimManager is free to download; CASTDICE英単語帳 costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ShowaJsimManager ships an update every 4 months, CASTDICE英単語帳 every 5 weeks. The most recent releases landed on September 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ShowaJsimManager | CASTDICE英単語帳 |
| --- | --- | --- |
| Price | **Free** | $17.99 |
| Positive reviews | — | 85.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 19 MB | 116 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MEDVISION, K.K.](https://appshunter.io/developer/1524392876) | [CAST DICE, K.K.](https://appshunter.io/developer/1651974899) |

## What reviewers say

### ShowaJsimManager

[App page](https://appshunter.io/ios/app/showajsimmanager/id1526637689)

**In-app purchases:** none


### CASTDICE英単語帳

[App page](https://appshunter.io/ios/app/castdice/id1563850616)

This app analyzes recent university entrance exam past papers using AI to compile a vocabulary list. Users can create custom English vocabulary books based on specific universities, departments, and time periods.

**Highlights:** AI analysis of past exam papers, Customizable vocabulary lists, University and department selection, Time period filtering, Vocabulary book creation

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

**In-app purchases:** none


## Frequently asked questions

### Is ShowaJsimManager free?

ShowaJsimManager is free to download, with no in-app purchases.

### Is CASTDICE英単語帳 free?

CASTDICE英単語帳 costs $17.99, with no in-app purchases.

### Do ShowaJsimManager or CASTDICE英単語帳 have ads?

Neither ShowaJsimManager nor CASTDICE英単語帳 shows ads.

### Which is updated more often, ShowaJsimManager or CASTDICE英単語帳?

ShowaJsimManager ships an update every 4 months, and CASTDICE英単語帳 every 5 weeks. Most recently, ShowaJsimManager was updated on September 26, 2026 and CASTDICE英単語帳 on October 8, 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.*