# 中学歴史 完全記憶 vs AnnoReader

The clearest difference is in-app purchases: 中学歴史 完全記憶 at none against AnnoReader's 4. 中学歴史 完全記憶 also leads on review sentiment (95% vs 69%). AnnoReader's advantage is update cadence (monthly vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AnnoReader sells 4 in-app purchases, starting at $1.49 per month. 中学歴史 完全記憶 asks for nothing beyond the download.

中学歴史 完全記憶 ships an update every 7 months, AnnoReader monthly. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 中学歴史 完全記憶 | AnnoReader |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **95.0% of reviews** | 69.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 44 MB | 95 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Trips LLC](https://appshunter.io/developer/465176394) | [Hironobu Saito](https://appshunter.io/developer/1557456154) |

## What reviewers say

### 中学歴史 完全記憶

[App page](https://appshunter.io/ios/app/id994415231)

This free learning tool helps you memorize historical facts by leveraging the brain's natural forgetting curve. It automatically schedules reviews for keywords you find difficult, ensuring long-term retention for exams and受験.

**Highlights:** Spaced repetition learning system, Automatic review scheduling, Covers ~400 important history keywords, Ideal for junior high exams and high school entrance prep, Simple tap-based learning interface, Focuses on forgetting curve principles

**In-app purchases:** none


### AnnoReader

[App page](https://appshunter.io/ios/app/annoreader/id1557456152)

This app visually breaks down English sentences to improve grammar understanding and reading comprehension. It offers annotation, translation, and text-to-speech features to aid learners in mastering sentence structure and fluency.

**Highlights:** Visual syntax analysis of sentences, Phrase and clause translation, Text-to-speech with accent options, AI grammar checking, OCR for text capture, Dictionary lookup and phrasal verb meanings

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic(monthly) | $1.49 | per month |
| Basic Plus(Monthly) | $3.49 | per month |
| Pro(Monthly) | $4.99 | per month |
| Pro Plus (Monthly) | $11.99 | per month |


## Frequently asked questions

### Is 中学歴史 完全記憶 free?

中学歴史 完全記憶 is free to download, with no in-app purchases.

### Is AnnoReader free?

AnnoReader is free to download, with in-app purchases available.

### Do 中学歴史 完全記憶 or AnnoReader have ads?

Both 中学歴史 完全記憶 and AnnoReader show ads.

### Which is updated more often, 中学歴史 完全記憶 or AnnoReader?

中学歴史 完全記憶 ships an update every 7 months, and AnnoReader monthly. Most recently, 中学歴史 完全記憶 was updated on October 24, 2026 and AnnoReader on October 7, 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.*