# Low Vision Simulator vs 漢字脳トレ

The clearest difference is in-app purchases: Low Vision Simulator at none against 漢字脳トレ's 1. 漢字脳トレ's advantage is update cadence (every 11 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

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

Low Vision Simulator ships an update monthly, 漢字脳トレ every 11 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Low Vision Simulator | 漢字脳トレ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/low-vision-simulator/id6480382551/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free | — |
| Size | 5 MB | 4 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yasushi Nakano](https://appshunter.io/developer/1601764151) | [Import EV](https://appshunter.io/developer/551601250) |

## What reviewers say

### Low Vision Simulator

[App page](https://appshunter.io/ios/app/low-vision-simulator/id6480382551)

Experience simulated visual impairments like blur, glare, and tunnel vision. This tool helps users understand and share low vision conditions, even capturing photos and videos during simulations. It offers remote control for adjusting effects while previewing.

**Highlights:** Simulates blur, glare, tunnel vision, central scotoma, nystagmus, Reproduces complex visual situations, Shareable low-vision settings, Capture photos and videos during simulation, Remote device connection for effect adjustment, Supports iPhone and iPad

**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 Low Vision Simulator free?

Low Vision Simulator 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 Low Vision Simulator or 漢字脳トレ have ads?

Neither Low Vision Simulator nor 漢字脳トレ shows ads.

### Which is updated more often, Low Vision Simulator or 漢字脳トレ?

Low Vision Simulator ships an update monthly, and 漢字脳トレ every 11 days. Most recently, Low Vision Simulator was updated on October 24, 2026 and 漢字脳トレ on October 25, 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.*