# Vocal Lights 聲之光 vs RainbowSky

The clearest difference is update cadence: RainbowSky at every 2 weeks against Vocal Lights 聲之光's every 5 months. 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.

Vocal Lights 聲之光 ships an update every 5 months, RainbowSky every 2 weeks. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Vocal Lights 聲之光 | RainbowSky |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 38 MB | 292 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [香港路德會社會服務處](https://appshunter.io/developer/563162631) | [Open Knowledge Association Ltd.](https://appshunter.io/developer/868011308) |

## What reviewers say

### Vocal Lights 聲之光

[App page](https://appshunter.io/ios/app/vocal-lights/id6452390126)

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

**In-app purchases:** none


### RainbowSky

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

**In-app purchases:** none


## Frequently asked questions

### Is Vocal Lights 聲之光 free?

Vocal Lights 聲之光 is free to download, with no in-app purchases.

### Is RainbowSky free?

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

### Do Vocal Lights 聲之光 or RainbowSky have ads?

Neither Vocal Lights 聲之光 nor RainbowSky shows ads.

### Which is updated more often, Vocal Lights 聲之光 or RainbowSky?

Vocal Lights 聲之光 ships an update every 5 months, and RainbowSky every 2 weeks. Most recently, Vocal Lights 聲之光 was updated on October 16, 2026 and RainbowSky on October 6, 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.*