# Braille practice (Cantonese) vs RainbowSky

The clearest difference is update cadence: RainbowSky at every 2 weeks against Braille practice (Cantonese)'s every 30 months. RainbowSky also leads on device support (3 vs 1). Braille practice (Cantonese)'s advantage is iOS requirement (8.0 vs 12.0). On price, ads and in-app purchases there is nothing between them.

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

Braille practice (Cantonese) ships an update every 30 months, RainbowSky every 2 weeks. The most recent releases landed on October 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Braille practice (Cantonese) | RainbowSky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/braille-practice-cantonese/id654666648/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 23 MB | 292 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ebenezer school](https://appshunter.io/developer/512093968) | [Open Knowledge Association Ltd.](https://appshunter.io/developer/868011308) |

## What reviewers say

### Braille practice (Cantonese)

[App page](https://appshunter.io/ios/app/braille-practice-cantonese/id654666648)

This app helps users practice Cantonese Braille through interactive exercises. It features color-coded keys and button modes designed to assist individuals with low vision in learning Braille symbols.

**Highlights:** Cantonese Braille practice, Phonics listening and typing, Color-coded keys for low vision, Button number and color modes, Learning Braille structure

**Features:** macOS Compatibility

**In-app purchases:** none


### RainbowSky

[App page](https://appshunter.io/ios/app/rainbowsky/id6771268020)

**In-app purchases:** none


## Frequently asked questions

### Is Braille practice (Cantonese) free?

Braille practice (Cantonese) is free to download, with no in-app purchases.

### Is RainbowSky free?

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

### Do Braille practice (Cantonese) or RainbowSky have ads?

Neither Braille practice (Cantonese) nor RainbowSky shows ads.

### Which is updated more often, Braille practice (Cantonese) or RainbowSky?

Braille practice (Cantonese) ships an update every 30 months, and RainbowSky every 2 weeks. Most recently, Braille practice (Cantonese) was updated on October 23, 2026 and RainbowSky on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*