# Unstable! vs Numbers to N

The clearest difference is price: Unstable! at Free against Numbers to N's $4.99. Unstable! also leads on iOS requirement (13.0 vs 18.1). Numbers to N's advantage is ads (none vs shown) and update cadence (weekly vs every 4 months). On in-app purchases and device support there is nothing between them.

Unstable! is free to download; Numbers to N costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Unstable! ships an update every 4 months, Numbers to N weekly. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Unstable! | Numbers to N |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/unstable/id1282444122/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Size | 153 MB | 24 MB |
| Requires iOS | **13.0** | 18.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | +4 | 4+ |
| Developer | [Leonardo Amora](https://appshunter.io/developer/690988469) | [Laurand Osmeni](https://appshunter.io/developer/649085099) |

## What reviewers say

### Unstable!

[App page](https://appshunter.io/ios/app/unstable/id1282444122)

Control a bar to defend falling balls from a central core. Collect power-ups to enhance your gameplay and see how long you can survive. Enjoy endless, casual fun with new levels and music.

**Highlights:** Defend falling balls, Move bar with touch/drag, Collect power-ups, Endless gameplay, New level, new song, Casual mechanics

**Features:** Vision Pro support

**In-app purchases:** none


### Numbers to N

[App page](https://appshunter.io/ios/app/numbers-to-n/id6754817607)

A serene number puzzle game where you connect numbers sequentially by sliding through adjacent squares. Progress through 100 handcrafted levels with a focus on calm gameplay and intuitive controls. Enjoy offline play with no data collection.

**Highlights:** 100 handcrafted levels, Slide to connect numbers, Undo and restart options, Offline play, Zero data collection, Completion checks

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Unstable! free?

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

### Is Numbers to N free?

Numbers to N costs $4.99, with no in-app purchases.

### Do Unstable! or Numbers to N have ads?

Unstable! shows ads; Numbers to N does not.

### Which is updated more often, Unstable! or Numbers to N?

Unstable! ships an update every 4 months, and Numbers to N weekly. Most recently, Unstable! was updated on October 7, 2026 and Numbers to N on October 8, 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.*