# Cotech Scan vs Color Picker Detector

The clearest difference is update cadence: Cotech Scan at every 4 days against Color Picker Detector's every 2 months. 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.

Cotech Scan ships an update every 4 days, Color Picker Detector every 2 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Cotech Scan | Color Picker Detector |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Size | 40 MB | 11 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [iBoson Innovations](https://appshunter.io/developer/1449586655) | [Robert Peter Linsener](https://appshunter.io/developer/1850726339) |

## What reviewers say

### Cotech Scan

[App page](https://appshunter.io/ios/app/cotech-scan/id6741158785)

**Features:** macOS Compatibility

**In-app purchases:** none


### Color Picker Detector

[App page](https://appshunter.io/ios/app/color-picker-detector/id6754882288)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cotech Scan free?

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

### Is Color Picker Detector free?

Color Picker Detector is free to download, with no in-app purchases.

### Do Cotech Scan or Color Picker Detector have ads?

Neither Cotech Scan nor Color Picker Detector shows ads.

### Which is updated more often, Cotech Scan or Color Picker Detector?

Cotech Scan ships an update every 4 days, and Color Picker Detector every 2 months. Most recently, Cotech Scan was updated on October 30, 2026 and Color Picker Detector on October 30, 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.*