# 共通テスト対応英単語1800 vs 百人一首 簡単に暗記

The clearest difference is ads: 共通テスト対応英単語1800 at none against 百人一首 簡単に暗記's shown. 共通テスト対応英単語1800 also leads on monetization model (free vs free with in-app purchases) and iOS requirement (12.0 vs 14.2). 百人一首 簡単に暗記's advantage is update cadence (every 2 months vs every 18 months) and review sentiment (59% vs 46%). 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.

共通テスト対応英単語1800 ships an update every 18 months, 百人一首 簡単に暗記 every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 共通テスト対応英単語1800 | 百人一首 簡単に暗記 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 46.0% of reviews | **59.1% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 156 MB | 17 MB |
| Requires iOS | **12.0** | 14.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社ナガセ](https://appshunter.io/developer/447743163) | [Rei Matsushita](https://appshunter.io/developer/595392937) |

## What reviewers say

### 共通テスト対応英単語1800

[App page](https://appshunter.io/ios/app/1800/id785904625)

Master essential English vocabulary for university entrance exams with this dedicated app. It covers 99.5% of the vocabulary tested on the Center Test and other university entrance exams, focusing on the 1800 most crucial words for high school students.

**Highlights:** Covers 99.5% of Center Test vocabulary, Focuses on 1800 essential words, Based on successful exam preparation methods, Designed for high school and university exam students, Master vocabulary quickly and completely

**Features:** Vision Pro support

**In-app purchases:** none


### 百人一首 簡単に暗記

[App page](https://appshunter.io/ios/app/id1555049679)

This app helps you memorize the Hyakunin Isshu through customizable practice sessions. Choose specific poems, rules, or color sets for focused learning. It also includes a comprehensive review mode and reference materials.

**Highlights:** Customizable practice modes (range, rules, notation), Color-coded poem selection, Review of incorrect answers, Full Hyakunin Isshu review mode, Score saving and past error practice, Reference materials with readings and translations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 共通テスト対応英単語1800 free?

共通テスト対応英単語1800 is free to download, with no in-app purchases.

### Is 百人一首 簡単に暗記 free?

百人一首 簡単に暗記 is free to download, with no in-app purchases.

### Do 共通テスト対応英単語1800 or 百人一首 簡単に暗記 have ads?

百人一首 簡単に暗記 shows ads; 共通テスト対応英単語1800 does not.

### Which is updated more often, 共通テスト対応英単語1800 or 百人一首 簡単に暗記?

共通テスト対応英単語1800 ships an update every 18 months, and 百人一首 簡単に暗記 every 2 months. Most recently, 共通テスト対応英単語1800 was updated on October 26, 2026 and 百人一首 簡単に暗記 on October 24, 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.*