# Khromax vs Grav

The clearest difference is update cadence: Grav at every 9 months against Khromax's every 37 months. Khromax's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Khromax ships an update every 37 months, Grav every 9 months. The most recent releases landed on June 5, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Khromax | Grav |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/khromax/id337874680/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 9 months** |
| Monetization | Free | — |
| Size | 12 MB | 200 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Nicholas Tau](https://appshunter.io/developer/337874683) | [Alejandro Jimenez](https://appshunter.io/developer/1759471257) |

## 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


### Grav

[App page](https://appshunter.io/ios/app/grav-it/id6677006150)

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

**In-app purchases:** none


## Frequently asked questions

### Is Khromax free?

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

### Is Grav free?

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

### Do Khromax or Grav have ads?

Neither Khromax nor Grav shows ads.

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

Khromax ships an update every 37 months, and Grav every 9 months. Most recently, Khromax was updated on June 5, 2026 and Grav on September 20, 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.*