# 赤シート英単語 英文法/英会話/英検®/TOEIC vs Oshiete! （おしえて!!）：AI勉強アシスタント

The clearest difference is review sentiment: Oshiete! （おしえて!!）：AI勉強アシスタント at 85% against 赤シート英単語 英文法/英会話/英検®/TOEIC's 54%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 赤シート英単語 英文法/英会話/英検®/TOEIC sells 13 in-app purchases, starting at $8.99 per month and Oshiete! （おしえて!!）：AI勉強アシスタント sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

赤シート英単語 英文法/英会話/英検®/TOEIC ships an update every 3 days, Oshiete! （おしえて!!）：AI勉強アシスタント every 4 days. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 赤シート英単語 英文法/英会話/英検®/TOEIC | Oshiete! （おしえて!!）：AI勉強アシスタント |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/oshiete-ai/id6760113377/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 53.8% of reviews | **84.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Free with in-app purchases | Freemium |
| Size | 53 MB | 29 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Ryu Komahashi](https://appshunter.io/developer/1685370765) | [ness, Inc.](https://appshunter.io/developer/1790990973) |

## What reviewers say

### 赤シート英単語 英文法/英会話/英検®/TOEIC

[App page](https://appshunter.io/ios/app/toeic/id6749865705)

Master English vocabulary and grammar with a classic red-sheet memorization method adapted for mobile. This all-in-one app supports various learning goals, from TOEIC and Eiken to university entrance exams and conversational English, offering multiple study modes and progress tracking.

**Highlights:** Red-sheet memorization method, Multiple study modes (quiz, timed, writing, audio), Comprehensive courses (TOEIC, Eiken, exams, conversation), Grammar and reading comprehension lessons, Progress tracking and statistics, Customizable vocabulary lists, Widget and Live Activity support

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1ヶ月プラン | $8.99 | per month |
| 1ヶ月プラン | $14.99 | per month |
| 3ヶ月プラン | $17.99 | per 3 months |
| 3ヶ月プラン | $29.99 | per 3 months |
| 1年プラン | $39.99 | per year |
| 1年プラン | $99.99 | per year |
| 1ヶ月プラン | $119.99 | per month |
| お試しプラン | $199.99 | per year |
| お試しプラン | $199.99 | per year |
| 3ヶ月プラン | $199.99 | per 3 months |
| 1年プラン | $299.99 | per year |
| 買い切りプラン | $59.99 | one-time |
| 買い切りプラン | $149.99 | one-time |


### Oshiete! （おしえて!!）：AI勉強アシスタント

[App page](https://appshunter.io/ios/app/oshiete-ai/id6760113377)

This AI-powered assistant transforms study materials into concise summaries, flashcards, and quizzes. Simply photograph your textbooks or problems to receive instant explanations, key points, and practice questions. It's designed to make studying more efficient and engaging.

**Highlights:** AI-powered explanations, Automatic summarization, Flashcard generation, Quiz creation, Interactive Q&A, Study history tracking

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 週額PLUSプラン | $1.99 | per 7 days |
| 月額PLUSプラン | $4.99 | per month |
| 3ヶ月額PLUSプラン | $11.99 | per 3 months |
| 年額PLUSプラン | $99.99 | per year |


## Frequently asked questions

### Is 赤シート英単語 英文法/英会話/英検®/TOEIC free?

赤シート英単語 英文法/英会話/英検®/TOEIC is free to download, with in-app purchases available.

### Is Oshiete! （おしえて!!）：AI勉強アシスタント free?

Oshiete! （おしえて!!）：AI勉強アシスタント is free to download, with in-app purchases available.

### Do 赤シート英単語 英文法/英会話/英検®/TOEIC or Oshiete! （おしえて!!）：AI勉強アシスタント have ads?

Neither 赤シート英単語 英文法/英会話/英検®/TOEIC nor Oshiete! （おしえて!!）：AI勉強アシスタント shows ads.

### Which is updated more often, 赤シート英単語 英文法/英会話/英検®/TOEIC or Oshiete! （おしえて!!）：AI勉強アシスタント?

赤シート英単語 英文法/英会話/英検®/TOEIC ships an update every 3 days, and Oshiete! （おしえて!!）：AI勉強アシスタント every 4 days. Most recently, 赤シート英単語 英文法/英会話/英検®/TOEIC was updated on October 13, 2026 and Oshiete! （おしえて!!）：AI勉強アシスタント 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.*