# Cool Math Games vs unseeing

The clearest difference is update cadence: Cool Math Games at every 2 days against unseeing's every 3 months. Cool Math Games also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Cool Math Games sells 1 one-off in-app purchase and unseeing sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Cool Math Games ships an update every 2 days, unseeing every 3 months. The most recent releases landed on October 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cool Math Games | unseeing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unseeing/id6760433216/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 68 MB | 82 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Steven Koutsouliotas](https://appshunter.io/developer/769936676) | [Justin Neuman](https://appshunter.io/developer/1859103444) |

## What reviewers say

### Cool Math Games

[App page](https://appshunter.io/ios/app/cool-math-games-qubd/id6443742537)

This brain teaser challenges your math and observation skills by guessing missing cube bricks in a 5-cubed volume. It's a fun, minimalist game designed to train cognitive function and sharpen your mind through increasingly difficult levels.

**Highlights:** Math skill testing, Observational skill testing, Minimalist brain teaser, Cognitive function training, Challenging levels, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### unseeing

[App page](https://appshunter.io/ios/app/unseeing/id6760433216)

Engage in a daily challenge of perception with a new optical illusion each day. Test your understanding of visual science and discover how your brain interprets reality. Share illusions with friends and explore over 70 puzzles based on real perceptual phenomena.

**Highlights:** One optical illusion per day, Commit to your perception, Discover the truth behind illusions, Challenge friends, Explore over 70 illusions, Learn about perceptual science

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unseeing PRO | $4.99 | one-time |


## Frequently asked questions

### Is Cool Math Games free?

Cool Math Games is free to download, with in-app purchases available.

### Is unseeing free?

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

### Do Cool Math Games or unseeing have ads?

Neither Cool Math Games nor unseeing shows ads.

### Which is updated more often, Cool Math Games or unseeing?

Cool Math Games ships an update every 2 days, and unseeing every 3 months. Most recently, Cool Math Games was updated on October 1, 2026 and unseeing on October 24, 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.*