# YouKnow App vs Xylophone Plus

The clearest difference is price: YouKnow App at Free against Xylophone Plus's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

YouKnow App is free to download; Xylophone Plus costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

YouKnow App ships an update every 24 months, Xylophone Plus every 37 months. The most recent releases landed on October 10, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | YouKnow App | Xylophone Plus |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/xylophone-plus/id6444546308/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 24 months** | Every 37 months |
| Monetization | — | Paid |
| Size | 31 MB | 5 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BonoLingo Group AS](https://appshunter.io/developer/1366849574) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### YouKnow App

[App page](https://appshunter.io/ios/app/youknow-app/id1454272242)

**Features:** macOS Compatibility

**In-app purchases:** none


### Xylophone Plus

[App page](https://appshunter.io/ios/app/xylophone-plus/id6444546308)

This app provides a simple and fun way to learn music fundamentals with a virtual xylophone. It features high-quality sounds, animations, and includes popular children's songs for easy play and composition.

**Highlights:** Basic 8 notes for easy learning, High-quality sounds and animations, Includes 3 popular children's songs, Record and playback compositions, Save and share composed music, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is YouKnow App free?

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

### Is Xylophone Plus free?

Xylophone Plus costs $2.99, with no in-app purchases.

### Do YouKnow App or Xylophone Plus have ads?

Neither YouKnow App nor Xylophone Plus shows ads.

### Which is updated more often, YouKnow App or Xylophone Plus?

YouKnow App ships an update every 24 months, and Xylophone Plus every 37 months. Most recently, YouKnow App was updated on October 10, 2026 and Xylophone Plus on October 22, 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.*