# Color Tools vs Octodecuple Calc

The clearest difference is update cadence: Octodecuple Calc at every 2 weeks against Color Tools's every 3 months. Color Tools's advantage is iOS requirement (11.0 vs 15.8.3). 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.

Color Tools ships an update every 3 months, Octodecuple Calc every 2 weeks. The most recent releases landed on September 16, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Color Tools | Octodecuple Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 26 MB | 36 MB |
| Requires iOS | **11.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Raffaele Amuso](https://appshunter.io/developer/912157295) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Color Tools

[App page](https://appshunter.io/ios/app/color-tools/id1309101972)

**Features:** macOS Compatibility

**In-app purchases:** none


### Octodecuple Calc

[App page](https://appshunter.io/ios/app/octodecuple-calc/id6742386286)

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

**In-app purchases:** none


## Frequently asked questions

### Is Color Tools free?

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

### Is Octodecuple Calc free?

Octodecuple Calc is free to download, with no in-app purchases.

### Do Color Tools or Octodecuple Calc have ads?

Both Color Tools and Octodecuple Calc show ads.

### Which is updated more often, Color Tools or Octodecuple Calc?

Color Tools ships an update every 3 months, and Octodecuple Calc every 2 weeks. Most recently, Color Tools was updated on September 16, 2026 and Octodecuple Calc on September 23, 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.*