# COLOURLOCK® ColourWatch vs Challenger App

The clearest difference is update cadence: COLOURLOCK® ColourWatch at weekly against Challenger App's every 5 months. Challenger App's advantage is iOS requirement (11.0 vs 13.0). 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.

COLOURLOCK® ColourWatch ships an update weekly, Challenger App every 5 months. The most recent releases landed on November 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | COLOURLOCK® ColourWatch | Challenger App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/colourlock-colourwatch/id1491016146/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 months |
| Monetization | Free | — |
| Size | 6 MB | 41 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MSP Systems Ltd](https://appshunter.io/developer/1237501095) | [Coteng NV](https://appshunter.io/developer/1479551392) |

## What reviewers say

### COLOURLOCK® ColourWatch

[App page](https://appshunter.io/ios/app/colourlock-colourwatch/id1491016146)

This app assists leather repair professionals in mixing precise leather dye colors. It offers over 1700 recipes, allowing users to input desired quantities for exact color combinations. Achieve accurate shades with tested formulas for efficient and high-quality leather repairs.

**Highlights:** Extensive recipe database (1700+), Sort by manufacturer and color name, Precise quantity calculation, Tested and accurate color formulas, Leather and imitation leather repair, Find original leather color names

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

**In-app purchases:** none


### Challenger App

[App page](https://appshunter.io/ios/app/challenger-app/id1586938718)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COLOURLOCK® ColourWatch free?

COLOURLOCK® ColourWatch is free to download, with no in-app purchases.

### Is Challenger App free?

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

### Do COLOURLOCK® ColourWatch or Challenger App have ads?

Neither COLOURLOCK® ColourWatch nor Challenger App shows ads.

### Which is updated more often, COLOURLOCK® ColourWatch or Challenger App?

COLOURLOCK® ColourWatch ships an update weekly, and Challenger App every 5 months. Most recently, COLOURLOCK® ColourWatch was updated on November 3, 2026 and Challenger App on October 13, 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.*