# Colour Picker! vs Spool Master

The clearest difference is in-app purchases: Colour Picker! at none against Spool Master's 2. Spool Master's advantage is update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spool Master sells 2 in-app purchases, starting at $1.99 per month. Colour Picker! asks for nothing beyond the download.

Colour Picker! ships an update every 2 months, Spool Master every 5 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Colour Picker! | Spool Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/spool-master/id6757678949/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 5 MB | 34 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nandha Kumar Ravi](https://appshunter.io/developer/1430918680) | [Sebastien Girod](https://appshunter.io/developer/1472154080) |

## What reviewers say

### Colour Picker!

[App page](https://appshunter.io/ios/app/colour-picker/id6448884706)

Easily extract colors from photos or live camera feeds. Get color values in various formats like HEX, RGB, CMYK, and HSL. Generate color palettes and share or copy colors to your clipboard.

**Highlights:** Extract color from photos, Extract color from live camera, Get HEX, RGB, CMYK, HSL formats, Generate color palettes, Share color information, Copy color to clipboard

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

**In-app purchases:** none


### Spool Master

[App page](https://appshunter.io/ios/app/spool-master/id6757678949)

Manage your 3D printing filament stock with NFC scanning, inventory tracking, and smart shopping lists. Optimize filament usage, reduce waste, and control expenses with detailed statistics and print settings.

**Highlights:** NFC reading and writing for spools, Complete inventory management, Detailed statistics and value tracking, Automatic low stock alerts, Smart shopping list generation, Print settings management, Multi-device synchronization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spool Master Monthly | $1.99 | per month |
| Spool Master Yearly | $9.99 | per year |


## Frequently asked questions

### Is Colour Picker! free?

Colour Picker! is free to download, with no in-app purchases.

### Is Spool Master free?

Spool Master is free to download, with in-app purchases available.

### Do Colour Picker! or Spool Master have ads?

Both Colour Picker! and Spool Master show ads.

### Which is updated more often, Colour Picker! or Spool Master?

Colour Picker! ships an update every 2 months, and Spool Master every 5 days. Most recently, Colour Picker! was updated on November 3, 2026 and Spool Master on November 9, 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.*