# Nine Dots vs Muse

The clearest difference is in-app purchases: Muse at none against Nine Dots's 1. Nine Dots's advantage is ads (none vs shown) and update cadence (every 3 days vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Nine Dots sells 1 one-off in-app purchase. Muse asks for nothing beyond the download.

Nine Dots ships an update every 3 days, Muse every 4 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Nine Dots | Muse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 4 months |
| Size | 88 MB | 105 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nukenin LLC](https://appshunter.io/developer/406104492) | [Daiki Maeda](https://appshunter.io/developer/1701602178) |

## What reviewers say

### Nine Dots

[App page](https://appshunter.io/ios/app/nine-dots-math-puzzle/id1462879333)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |


### Muse

[App page](https://appshunter.io/ios/app/muse-slidepuzzle/id6480391214)

**In-app purchases:** none


## Frequently asked questions

### Is Nine Dots free?

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

### Is Muse free?

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

### Do Nine Dots or Muse have ads?

Muse shows ads; Nine Dots does not.

### Which is updated more often, Nine Dots or Muse?

Nine Dots ships an update every 3 days, and Muse every 4 months. Most recently, Nine Dots was updated on October 26, 2026 and Muse on October 25, 2026.

---

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