# Kodo On! 1 vs Cymatica

The clearest difference is in-app purchases: Kodo On! 1 at none against Cymatica's 4. Kodo On! 1 also leads on rating (5.0 vs 4.7) and iOS requirement (12.0 vs 18.5). Cymatica's advantage is ads (none vs shown) and ratings volume (27 vs 1). On price and device support there is nothing between them.

Both are free to download. Cymatica sells 4 in-app purchases, starting at $3.99 per month. Kodo On! 1 asks for nothing beyond the download.

Kodo On! 1 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Cymatica has 27 ratings behind it against 1, so its average is the more settled of the two.

Kodo On! 1 ships an update every 4 months, Cymatica every 6 weeks. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kodo On! 1 | Cymatica |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kodo-on-1/id1144123033/reviews)** | [4.7 (27 ratings)](https://appshunter.io/ios/app/cymatica-music-visualizer/id6748863721/reviews) |
| Number of ratings | 1 | **27** |
| Positive reviews | — | 76.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 37 MB | 19 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nat Benjarpornbanyat](https://appshunter.io/developer/982158754) | [Shridhar Gupta](https://appshunter.io/developer/386865394) |

## What reviewers say

### Kodo On! 1

[App page](https://appshunter.io/ios/app/kodo-on-1/id1144123033)

This app offers a collection of popular children's songs with lyrics and illustrations, designed to enhance listening and speaking skills. It can be used for interactive sing-alongs or as a soothing lullaby for babies. Features include easy navigation, melody playback, and loop functions.

**Highlights:** Song lyrics display, Beautiful illustrations, Easy listening melodies, Loop and medley functions, 9 popular children's songs, Easy-to-use interface

**In-app purchases:** none


### Cymatica

[App page](https://appshunter.io/ios/app/cymatica-music-visualizer/id6748863721)

Explore the universe's hidden mathematics by transforming sound into mesmerizing geometric sand patterns. This interactive physics simulation brings scientific principles to life with real-time calculations and haptic feedback.

**Highlights:** Interactive sand pattern simulation, Sound wave visualization, Haptic feedback, Real-time frequency calculations, Adjustable pattern complexity, Pattern saving, Dark mode

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cymatica Pro | $3.99 | per month |
| Cymatica Pro | $19.99 | per year |
| Unlock Sounds | $4.99 | one-time |
| Cymatica Pro Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Kodo On! 1 free?

Kodo On! 1 is free to download, with no in-app purchases.

### Is Cymatica free?

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

### Which has better reviews, Kodo On! 1 or Cymatica?

Kodo On! 1 is rated higher. Kodo On! 1 averages 5.0 out of 5 from 1 ratings, while Cymatica averages 4.7 from 27 ratings.

### Do Kodo On! 1 or Cymatica have ads?

Kodo On! 1 shows ads; Cymatica does not.

### Which is updated more often, Kodo On! 1 or Cymatica?

Kodo On! 1 ships an update every 4 months, and Cymatica every 6 weeks. Most recently, Kodo On! 1 was updated on October 18, 2026 and Cymatica on October 24, 2026.

---

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