# Khromax vs air

The clearest difference is price: Khromax at Free against air's $4.99. Khromax also leads on in-app purchases (none vs 3) and rating (4.8 vs 4.5). air's advantage is update cadence (every 9 months vs every 37 months) and ratings volume (19 vs 4). On ads, device support and iOS requirement there is nothing between them.

Khromax is free to download; air costs $4.99 up front. air sells 3 one-off in-app purchases. Khromax asks for nothing beyond the download.

Khromax holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 4 and 19 respectively. Written reviews point the same way: 100% of Khromax's written reviews are positive against 89% of air's.

Khromax ships an update every 37 months, air every 9 months. The most recent releases landed on September 25, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Khromax | air |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/khromax/id337874680/reviews)** | [4.5 (19 ratings)](https://appshunter.io/ios/app/air-star/id6445810380/reviews) |
| Number of ratings | 4 | **19** |
| Positive reviews | **100.0% of reviews** | 88.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 9 months** |
| Monetization | **Free** | Paid |
| Size | 12 MB | 75 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Tau](https://appshunter.io/developer/337874683) | [Brendan Roarty](https://appshunter.io/developer/1673920112) |

## What reviewers say

### Khromax

[App page](https://appshunter.io/ios/app/khromax/id337874680)

A free touch screen game where you drag colorful stars to create music as they explode. Designed for kids and enjoyable for all ages, it offers a simple, ad-free, and purchase-free experience.

**Highlights:** Touch screen gameplay, Interactive music creation, Drag and explode stars, Colorful visual effects, Kid-friendly design

**Features:** macOS Compatibility

**In-app purchases:** none


### air

[App page](https://appshunter.io/ios/app/air-star/id6445810380)

Defend against incoming luggage as a frog in this tower defense game. Purchase upgrades for towers and health to progress further. Customize your character with unlockable outfits and hats.

**Highlights:** 70+ unique upgrades, Ultimate Upgrades for endgame, 7 unlockable levels, Character customization (hats, skins), Unique achievements

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Retry Tokens | $0.99 | one-time |
| Star Stack | $0.99 | one-time |
| Star Bundle | $1.99 | one-time |


## Frequently asked questions

### Is Khromax free?

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

### Is air free?

air costs $4.99, and also offers in-app purchases.

### Which has better reviews, Khromax or air?

Khromax is rated higher. Khromax averages 4.8 out of 5 from 4 ratings, while air averages 4.5 from 19 ratings.

### Do Khromax or air have ads?

Neither Khromax nor air shows ads.

### Which is updated more often, Khromax or air?

Khromax ships an update every 37 months, and air every 9 months. Most recently, Khromax was updated on September 25, 2026 and air on October 7, 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.*