# ColorCheck! vs AngleMetric

The clearest difference is in-app purchases: ColorCheck! at none against AngleMetric's 3. AngleMetric's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. AngleMetric sells 3 in-app purchases, starting at $1.99 per month. ColorCheck! asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 30, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | ColorCheck! | AngleMetric |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/anglemetric/id6787754166/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 61 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seonggon Sim](https://appshunter.io/developer/1565259950) | [BABAK SANII](https://appshunter.io/developer/6787754378) |

## What reviewers say

### ColorCheck!

[App page](https://appshunter.io/ios/app/colorcheck-average-color/id6739463617)

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

**In-app purchases:** none


### AngleMetric

[App page](https://appshunter.io/ios/app/anglemetric/id6787754166)

Measure the contact angle of liquid droplets on surfaces using your phone's camera. Analyze surface properties with side-on and top-down modes, receiving results in degrees with a live profile overlay. Ideal for scientific research, engineering, and educational purposes.

**Highlights:** Side-on and top-down measurement modes, Contact angle in degrees, Gravity-adjusted Young-Laplace fit, Machine Learning droplet identification, Live overlay for profile visualization, Records saved with CSV export

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Lifetime Pro Purchase | $19.99 | one-time |
| Analytical Lab / Enterprise | $200.00 | one-time |


## Frequently asked questions

### Is ColorCheck! free?

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

### Is AngleMetric free?

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

### Do ColorCheck! or AngleMetric have ads?

ColorCheck! shows ads; AngleMetric does not.

### Which is updated more often, ColorCheck! or AngleMetric?

ColorCheck! ships an update monthly, and AngleMetric monthly. Most recently, ColorCheck! was updated on October 30, 2026 and AngleMetric on October 22, 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.*