# 海外では通じないカタカナ英語 vs NoteFlash

The clearest difference is in-app purchases: 海外では通じないカタカナ英語 at none against NoteFlash's 1. 海外では通じないカタカナ英語 also leads on iOS requirement (15.5 vs 17.0). NoteFlash's advantage is update cadence (every 4 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. NoteFlash sells 1 one-off in-app purchase. 海外では通じないカタカナ英語 asks for nothing beyond the download.

海外では通じないカタカナ英語 ships an update every 2 weeks, NoteFlash every 4 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 海外では通じないカタカナ英語 | NoteFlash |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 5 MB | 5 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yoshihide Machino](https://appshunter.io/developer/1630249073) | [TETSUYA SAKAI](https://appshunter.io/developer/1868393663) |

## What reviewers say

### 海外では通じないカタカナ英語

[App page](https://appshunter.io/ios/app/id1630249071)

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

**In-app purchases:** none


### NoteFlash

[App page](https://appshunter.io/ios/app/noteflash-sight-reading/id6775148130)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NoteFlash Premium | $2.99 | one-time |


## Frequently asked questions

### Is 海外では通じないカタカナ英語 free?

海外では通じないカタカナ英語 is free to download, with no in-app purchases.

### Is NoteFlash free?

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

### Do 海外では通じないカタカナ英語 or NoteFlash have ads?

Neither 海外では通じないカタカナ英語 nor NoteFlash shows ads.

### Which is updated more often, 海外では通じないカタカナ英語 or NoteFlash?

海外では通じないカタカナ英語 ships an update every 2 weeks, and NoteFlash every 4 days. Most recently, 海外では通じないカタカナ英語 was updated on October 24, 2026 and NoteFlash on October 28, 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.*