# UD Browser vs 漢字脳トレ

The clearest difference is in-app purchases: UD Browser at none against 漢字脳トレ's 1. UD Browser also leads on device support (4 vs 1) and iOS requirement (15.0 vs 18.6). On price, update cadence and ads there is nothing between them.

Both are free to download. 漢字脳トレ sells 1 one-off in-app purchase. UD Browser asks for nothing beyond the download.

UD Browser ships an update every 6 days, 漢字脳トレ every 11 days. The most recent releases landed on October 20, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | UD Browser | 漢字脳トレ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ud-browser/id986238350/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 11 days |
| Monetization | Free | — |
| Size | 156 MB | 4 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Climb App](https://appshunter.io/developer/404048459) | [Import EV](https://appshunter.io/developer/551601250) |

## What reviewers say

### UD Browser

[App page](https://appshunter.io/ios/app/ud-browser/id986238350)

This app enhances reading accessibility with universal design principles. It supports various e-book formats, offers OCR for document digitization, and includes text-to-speech and zoom features for comfortable reading by anyone.

**Highlights:** Universal design for accessibility, Supports EPUB, DAISY, PDF, HTML formats, OCR for digitizing paper documents, Text-to-speech functionality, Keyboard navigation and zoom display, Reflowable and fixed layouts

**In-app purchases:** none


### 漢字脳トレ

[App page](https://appshunter.io/ios/app/id6760681028)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を非表示 | $1.99 | one-time |


## Frequently asked questions

### Is UD Browser free?

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

### Is 漢字脳トレ free?

漢字脳トレ is free to download, with in-app purchases available.

### Do UD Browser or 漢字脳トレ have ads?

Neither UD Browser nor 漢字脳トレ shows ads.

### Which is updated more often, UD Browser or 漢字脳トレ?

UD Browser ships an update every 6 days, and 漢字脳トレ every 11 days. Most recently, UD Browser was updated on October 20, 2026 and 漢字脳トレ on October 5, 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.*