# Kodo On! 4 vs Strikey

The clearest difference is in-app purchases: Kodo On! 4 at none against Strikey's 4. Kodo On! 4 also leads on iOS requirement (12.0 vs 16.0). Strikey's advantage is ads (none vs shown) and update cadence (every 4 months vs every 19 months). On price and device support there is nothing between them.

Both are free to download. Strikey sells 4 in-app purchases, starting at $4.99 per month. Kodo On! 4 asks for nothing beyond the download.

Kodo On! 4 ships an update every 19 months, Strikey every 4 months. The most recent releases landed on October 26, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Kodo On! 4 | Strikey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (16 ratings)](https://appshunter.io/ios/app/strikey-easy-piano-tutorials/id6504036665/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 39 MB | 196 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nat Benjarpornbanyat](https://appshunter.io/developer/982158754) | [Online Pianist](https://appshunter.io/developer/642105130) |

## What reviewers say

### Kodo On! 4

[App page](https://appshunter.io/ios/app/kodo-on-4/id1266766700)

**In-app purchases:** none


### Strikey

[App page](https://appshunter.io/ios/app/strikey-easy-piano-tutorials/id6504036665)

Learn piano with hundreds of easy tutorials for popular songs. Get step-by-step guidance, instant feedback, and a personalized learning path. Perfect for beginners of all ages.

**Highlights:** Hundreds of easy piano tutorials, Popular song lessons, Step-by-step guidance, Instant feedback, Tailored learning journey, Short songs under a minute

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $4.99 | per month |
| Strikey - Yearly Subscription | $9.99 | per year |
| Strikey - Yearly Subscription | $29.99 | per year |
| 1 Year Subscription | $29.99 | per year |


## Frequently asked questions

### Is Kodo On! 4 free?

Kodo On! 4 is free to download, with no in-app purchases.

### Is Strikey free?

Strikey is free to download, with in-app purchases available.

### Do Kodo On! 4 or Strikey have ads?

Kodo On! 4 shows ads; Strikey does not.

### Which is updated more often, Kodo On! 4 or Strikey?

Kodo On! 4 ships an update every 19 months, and Strikey every 4 months. Most recently, Kodo On! 4 was updated on October 26, 2026 and Strikey on November 4, 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.*