# Color Linez Hex 3D vs ECATTS

The clearest difference is update cadence: ECATTS at every 5 weeks against Color Linez Hex 3D's every 28 months. ECATTS also leads on iOS requirement (13.0 vs 16). Color Linez Hex 3D's advantage is device support (4 vs 2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Color Linez Hex 3D ships an update every 28 months, ECATTS every 5 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Color Linez Hex 3D | ECATTS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 5 weeks** |
| Size | 12 MB | 2 MB |
| Requires iOS | 16 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [小健 赵](https://appshunter.io/developer/1521832312) | [International Center for Leadership Development](https://appshunter.io/developer/1744948831) |

## What reviewers say

### Color Linez Hex 3D

[App page](https://appshunter.io/ios/app/color-linez-hex-3d/id1616697073)

**Features:** Vision Pro support

**In-app purchases:** none


### ECATTS

[App page](https://appshunter.io/ios/app/ecatts/id6502296500)

**In-app purchases:** none


## Frequently asked questions

### Is Color Linez Hex 3D free?

Color Linez Hex 3D is free to download, with no in-app purchases.

### Is ECATTS free?

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

### Do Color Linez Hex 3D or ECATTS have ads?

Neither Color Linez Hex 3D nor ECATTS shows ads.

### Which is updated more often, Color Linez Hex 3D or ECATTS?

Color Linez Hex 3D ships an update every 28 months, and ECATTS every 5 weeks. Most recently, Color Linez Hex 3D was updated on October 24, 2026 and ECATTS on October 27, 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.*