# Submersible Audio Light Sensor vs Braille Typing

The clearest difference is update cadence: Braille Typing at every 6 weeks against Submersible Audio Light Sensor's every 6 months. Submersible Audio Light Sensor's advantage is iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Submersible Audio Light Sensor ships an update every 6 months, Braille Typing every 6 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Submersible Audio Light Sensor | Braille Typing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (11 ratings)](https://appshunter.io/ios/app/braille-typing/id1573129894/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 5 MB | 2 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [American Printing House for the Blind (APH)](https://appshunter.io/developer/704570515) | [Mycah Krason](https://appshunter.io/developer/1102643592) |

## What reviewers say

### Submersible Audio Light Sensor

[App page](https://appshunter.io/ios/app/submersible-audio-light-sensor/id1219412078)

**In-app purchases:** none


### Braille Typing

[App page](https://appshunter.io/ios/app/braille-typing/id1573129894)

This application guides users in learning Braille typing on their mobile devices. It covers letters, punctuation, and numbers, offering a practical way to learn Braille through finger mappings. The training aims to equip users with the skills to compose accurate Braille sentences.

**Highlights:** Learn Braille typing, Covers letters, punctuation, and numbers, Progressive lessons, Uses phone's built-in Braille keyboard, Learn Braille through finger mappings

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

**In-app purchases:** none


## Frequently asked questions

### Is Submersible Audio Light Sensor free?

Submersible Audio Light Sensor is free to download, with no in-app purchases.

### Is Braille Typing free?

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

### Do Submersible Audio Light Sensor or Braille Typing have ads?

Neither Submersible Audio Light Sensor nor Braille Typing shows ads.

### Which is updated more often, Submersible Audio Light Sensor or Braille Typing?

Submersible Audio Light Sensor ships an update every 6 months, and Braille Typing every 6 weeks. Most recently, Submersible Audio Light Sensor was updated on November 2, 2026 and Braille Typing on November 3, 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.*