# GOIKOI 英単語 vs GeoMemorizer

The clearest difference is in-app purchases: GeoMemorizer at none against GOIKOI 英単語's 2. GeoMemorizer also leads on update cadence (every 2 weeks vs every 5 weeks). GOIKOI 英単語's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. GOIKOI 英単語 sells 2 in-app purchases, starting at $11.99 per month. GeoMemorizer asks for nothing beyond the download.

GOIKOI 英単語 ships an update every 5 weeks, GeoMemorizer every 2 weeks. The most recent releases landed on November 8, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | GOIKOI 英単語 | GeoMemorizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/goikoi-toeic/id6504402605/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 89.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Freemium | — |
| Size | 111 MB | 20 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [OBLADI COOPERATION](https://appshunter.io/developer/1752094927) | [Takafumi Nakasu](https://appshunter.io/developer/6816660339) |

## What reviewers say

### GOIKOI 英単語

[App page](https://appshunter.io/ios/app/goikoi-toeic/id6504402605)

Learn English vocabulary in context with over 1.5 million audio-supported example sentences from movies and dramas. Improve your understanding of word nuances and build a strong vocabulary network for exams like Eiken and TOEIC.

**Highlights:** Learn vocabulary in context, 1.5M+ audio-supported example sentences, Vocabulary network for exponential growth, AI-powered adaptive learning plans, Shadowing with AI pronunciation feedback, Supports Eiken, TOEIC, and university exams

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月間プラン (1 ヶ月） | $11.99 | per month |
| Pro 年間プラン (12 ヶ月） | $69.99 | per year |


### GeoMemorizer

[App page](https://appshunter.io/ios/app/geomemorizer/id6816660337)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GOIKOI 英単語 free?

GOIKOI 英単語 is free to download, with in-app purchases available.

### Is GeoMemorizer free?

GeoMemorizer is free to download, with no in-app purchases.

### Do GOIKOI 英単語 or GeoMemorizer have ads?

Neither GOIKOI 英単語 nor GeoMemorizer shows ads.

### Which is updated more often, GOIKOI 英単語 or GeoMemorizer?

GOIKOI 英単語 ships an update every 5 weeks, and GeoMemorizer every 2 weeks. Most recently, GOIKOI 英単語 was updated on November 8, 2026 and GeoMemorizer on October 29, 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.*