# 赤シート英単語帳：暗記カードで英検・TOEIC vs 化学マスター

The clearest difference is in-app purchases: 赤シート英単語帳：暗記カードで英検・TOEIC at none against 化学マスター's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 化学マスター sells 1 one-off in-app purchase. 赤シート英単語帳：暗記カードで英検・TOEIC asks for nothing beyond the download.

赤シート英単語帳：暗記カードで英検・TOEIC ships an update every 6 days, 化学マスター every 5 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 赤シート英単語帳：暗記カードで英検・TOEIC | 化学マスター |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Free | — |
| Size | 27 MB | 24 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Atsushi Koyama](https://appshunter.io/developer/1367138812) | [ryo otsuka](https://appshunter.io/developer/6788628020) |

## What reviewers say

### 赤シート英単語帳：暗記カードで英検・TOEIC

[App page](https://appshunter.io/ios/app/toeic/id6768860998)

Learn English vocabulary efficiently by understanding word origins. This completely free app offers multiple learning modes, example sentences, and pronunciation support for TOEIC and Eiken exams. Track your progress and set daily goals to build a consistent study habit.

**Highlights:** Learn vocabulary through word origins, Multiple quiz and memorization modes, Supports TOEIC and Eiken levels, Includes example sentences and audio, Progress tracking and goal setting, Customizable word lists, Ad-free and completely free

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

**In-app purchases:** none


### 化学マスター

[App page](https://appshunter.io/ios/app/id6788745347)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 化学マスター Pro | $2.99 | one-time |


## Frequently asked questions

### Is 赤シート英単語帳：暗記カードで英検・TOEIC free?

赤シート英単語帳：暗記カードで英検・TOEIC is free to download, with no in-app purchases.

### Is 化学マスター free?

化学マスター is free to download, with in-app purchases available.

### Do 赤シート英単語帳：暗記カードで英検・TOEIC or 化学マスター have ads?

Neither 赤シート英単語帳：暗記カードで英検・TOEIC nor 化学マスター shows ads.

### Which is updated more often, 赤シート英単語帳：暗記カードで英検・TOEIC or 化学マスター?

赤シート英単語帳：暗記カードで英検・TOEIC ships an update every 6 days, and 化学マスター every 5 days. Most recently, 赤シート英単語帳：暗記カードで英検・TOEIC was updated on October 25, 2026 and 化学マスター on October 28, 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.*