# 英単語 vs 自主保全士 単語帳 1級/2級

The clearest difference is ads: 自主保全士 単語帳 1級/2級 at none against 英単語's shown. 自主保全士 単語帳 1級/2級 also leads on update cadence (every 3 days vs every 4 months) and iOS requirement (11.0 vs 17.6). On price, in-app purchases, monetization model and device support there is nothing between them.

英単語 costs $1.99 and 自主保全士 単語帳 1級/2級 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

英単語 ships an update every 4 months, 自主保全士 単語帳 1級/2級 every 3 days. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 英単語 | 自主保全士 単語帳 1級/2級 |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/speed/id1588690584/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Paid | Paid |
| Size | 101 MB | 26 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [SOCIAL NOTE CO., LTD.](https://appshunter.io/developer/1476710964) | [株式会社キイロ乃カモ](https://appshunter.io/developer/1796537168) |

## What reviewers say

### 英単語

[App page](https://appshunter.io/ios/app/speed/id1588690584)

Learn English vocabulary efficiently with this app, designed for quick study sessions. Track your progress with memorized lists and analysis graphs. Engage with game, listening, and list modes to accelerate your learning.

**Highlights:** Learn vocabulary in short bursts, Track progress with lists and graphs, Game mode for engaging learning, Listening mode for pronunciation, Speed-focused memorization

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

**In-app purchases:** none


### 自主保全士 単語帳 1級/2級

[App page](https://appshunter.io/ios/app/12/id6468481523)

This app serves as a vocabulary builder for the Jishu Hozen Shi certification exam (levels 1 and 2). It offers an ad-free, offline study experience with key terms and a quiz mode to test comprehension. It is updated to the latest official text.

**Highlights:** Ad-free experience, Offline study capability, Key vocabulary for certification, Quiz mode for comprehension check, Updated to latest official text

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

**In-app purchases:** none


## Frequently asked questions

### Is 英単語 free?

英単語 costs $1.99, with no in-app purchases.

### Is 自主保全士 単語帳 1級/2級 free?

自主保全士 単語帳 1級/2級 costs $1.99, with no in-app purchases.

### Do 英単語 or 自主保全士 単語帳 1級/2級 have ads?

英単語 shows ads; 自主保全士 単語帳 1級/2級 does not.

### Which is updated more often, 英単語 or 自主保全士 単語帳 1級/2級?

英単語 ships an update every 4 months, and 自主保全士 単語帳 1級/2級 every 3 days. Most recently, 英単語 was updated on September 10, 2026 and 自主保全士 単語帳 1級/2級 on September 21, 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.*