# 英単語 vs 自主保全士 1級 学科問題集

The clearest difference is review sentiment: 英単語 at 79% against 自主保全士 1級 学科問題集's 10%. 英単語 also leads on price ($1.99 vs $3.99). 自主保全士 1級 学科問題集's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 months). On 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 1級 学科問題集 $3.99 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 1級 学科問題集 every 2 days. The most recent releases landed on September 28, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 英単語 | 自主保全士 1級 学科問題集 |
| --- | --- | --- |
| Price | **$1.99** | $3.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/speed/id1588690584/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **78.6% of reviews** | 10.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Paid | Paid |
| Size | 101 MB | 49 MB |
| Requires iOS | 17.6 | **12.0** |
| 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 1級 学科問題集

[App page](https://appshunter.io/ios/app/1/id6468426443)

This app provides a comprehensive study guide for the Level 1 Autonomous Maintenance Technician certification exam. It features ad-free practice questions with detailed explanations, allowing for offline study. The content is updated to the latest official text.

**Highlights:** Ad-free practice questions, Detailed explanations, Offline study capability, Updated to latest official text, Chapter-based and random question modes, Review of incorrect answers

**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 1級 学科問題集 free?

自主保全士 1級 学科問題集 costs $3.99, with no in-app purchases.

### Do 英単語 or 自主保全士 1級 学科問題集 have ads?

英単語 shows ads; 自主保全士 1級 学科問題集 does not.

### Which is updated more often, 英単語 or 自主保全士 1級 学科問題集?

英単語 ships an update every 4 months, and 自主保全士 1級 学科問題集 every 2 days. Most recently, 英単語 was updated on September 28, 2026 and 自主保全士 1級 学科問題集 on September 18, 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.*