# Braille Study vs Endocrine System

The clearest difference is update cadence: Braille Study at every 18 months against Endocrine System's every 48 months. Endocrine System's advantage is chart position (#186 vs unranked) and iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Braille Study costs $1.99 and Endocrine System $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Braille Study ships an update every 18 months, Endocrine System every 48 months. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Braille Study | Endocrine System |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/braille-study/id881342655/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 18 months** | Every 48 months |
| Monetization | Paid | — |
| Best chart rank | — | **#186** |
| Size | 4 MB | 292 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Takuya Kawakami](https://appshunter.io/developer/721449462) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Braille Study

[App page](https://appshunter.io/ios/app/braille-study/id881342655)

Learn to read and recognize braille characters for the alphabet and numbers. This app displays braille patterns, reads out characters, and provides random questions to test your knowledge.

**Highlights:** Display alphabet braille (a-z), Display number braille (0-9), Read out characters, Random question quizzes, Learn to read braille

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

**In-app purchases:** none


### Endocrine System

[App page](https://appshunter.io/ios/app/endocrine-system-edutech-era/id1602659258)

**Currently charting:** #186 Top Paid · Education (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Braille Study free?

Braille Study costs $1.99, with no in-app purchases.

### Is Endocrine System free?

Endocrine System costs $1.99, with no in-app purchases.

### Do Braille Study or Endocrine System have ads?

Neither Braille Study nor Endocrine System shows ads.

### Which is updated more often, Braille Study or Endocrine System?

Braille Study ships an update every 18 months, and Endocrine System every 48 months. Most recently, Braille Study was updated on September 18, 2026 and Endocrine System on September 10, 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.*