# Khromax vs Métropolitain

The clearest difference is review sentiment: Khromax at 100% against Métropolitain's 50%. Khromax also leads on price (Free vs $0.99). Métropolitain's advantage is update cadence (daily vs every 37 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Khromax is free to download; Métropolitain costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Khromax ships an update every 37 months, Métropolitain daily. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Khromax | Métropolitain |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/khromax/id337874680/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Daily** |
| Monetization | **Free** | Paid |
| Size | 12 MB | 48 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Tau](https://appshunter.io/developer/337874683) | [Jeroen Keij](https://appshunter.io/developer/382999798) |

## 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


### Métropolitain

[App page](https://appshunter.io/ios/app/metropolitain/id6468594007)

Guide travelers through the Paris metro in 1924. Help passengers catch the correct train on time by providing directions. Explore historically accurate stations and unlock fascinating details about their origins.

**Highlights:** Guide passengers to correct trains, 25 historically modeled levels, Uniquely generated levels, Unlock historical station details, Challenging time-based gameplay

**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 Métropolitain free?

Métropolitain costs $0.99, with no in-app purchases.

### Do Khromax or Métropolitain have ads?

Neither Khromax nor Métropolitain shows ads.

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

Khromax ships an update every 37 months, and Métropolitain daily. Most recently, Khromax was updated on October 23, 2026 and Métropolitain 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.*