# The Color System vs PMTS KlassApps

The clearest difference is update cadence: PMTS KlassApps at weekly against The Color System's every 5 months. The Color System's advantage is iOS requirement (13.0 vs 16.1). 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.

The Color System ships an update every 5 months, PMTS KlassApps weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | The Color System | PMTS KlassApps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (21 ratings)](https://appshunter.io/ios/app/the-color-system/id937916236/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 11.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free | — |
| Size | 704 MB | 141 MB |
| Requires iOS | **13.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robinsage](https://appshunter.io/developer/734548137) | [Klass Apps Inc.](https://appshunter.io/developer/779580859) |

## What reviewers say

### The Color System

[App page](https://appshunter.io/ios/app/the-color-system/id937916236)

Master hair coloring techniques with interactive lessons and 3D diagrams. This educational tool covers everything from color theory to advanced application methods, designed for aspiring and professional stylists.

**Highlights:** Color Theory, Placement and Effect, Single and Double Process, Weaving and Slicing, 3-Dimensional Diagrams, Interactive Color Map

**Features:** macOS Compatibility

**In-app purchases:** none


### PMTS KlassApps

[App page](https://appshunter.io/ios/app/pmts-klassapps/id6445922410)

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

**In-app purchases:** none


## Frequently asked questions

### Is The Color System free?

The Color System is free to download, with no in-app purchases.

### Is PMTS KlassApps free?

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

### Do The Color System or PMTS KlassApps have ads?

Neither The Color System nor PMTS KlassApps shows ads.

### Which is updated more often, The Color System or PMTS KlassApps?

The Color System ships an update every 5 months, and PMTS KlassApps weekly. Most recently, The Color System was updated on October 24, 2026 and PMTS KlassApps 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.*