# ColorTimer! vs IQ React

The clearest difference is in-app purchases: ColorTimer! at none against IQ React's 5. ColorTimer! also leads on iOS requirement (12.0 vs 18.5). IQ React's advantage is ads (none vs shown) and update cadence (weekly vs every 17 months). On price, rating and device support there is nothing between them.

Both are free to download. IQ React sells 5 one-off in-app purchases. ColorTimer! asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for ColorTimer! against 5.0 for IQ React. That said, the two scores are not equally well evidenced: IQ React has 5 ratings behind it against 1, so its average is the more settled of the two.

ColorTimer! ships an update every 17 months, IQ React weekly. The most recent releases landed on October 2, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ColorTimer! | IQ React |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/colortimer/id1636985327/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/iq-react/id6751012579/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 17 months | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Size | 72 MB | 22 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jaime Carbo](https://appshunter.io/developer/1455438031) | [Isaias Batista](https://appshunter.io/developer/1833119498) |

## What reviewers say

### ColorTimer!

[App page](https://appshunter.io/ios/app/colortimer/id1636985327)

Test your motor skills and reflexes by matching colors on a fast-paced puzzle runner. This game offers a relaxing ASMR and color therapy experience while challenging your brain agility and coordination. Aim for high scores as the speed increases, requiring quick color detection and adaptation.

**Highlights:** Motor skill and reflex testing, Color detection and coordination, ASMR and color therapy experience, Fast-paced puzzle road gameplay, Dynamic color switching, Record score aiming

**Features:** macOS Compatibility

**In-app purchases:** none


### IQ React

[App page](https://appshunter.io/ios/app/iq-react/id6751012579)

Enhance your cognitive abilities with a data-driven approach to neural efficiency. This app offers personalized daily workouts and advanced analytics to improve speed, focus, and reaction time. Train your brain with a minimalist, distraction-free interface.

**Highlights:** Personalized daily workouts, Advanced analytics, Six core neurological pillars tracking, Minimalist dark-mode interface, Streak tracking, Elite cognitive science games

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 USD Donation | $0.99 | one-time |
| 3 USD Donation | $2.99 | one-time |
| 5 USD Donation | $4.99 | one-time |
| 10 USD Donation | $9.99 | one-time |
| 99 USD Donation | $99.99 | one-time |


## Frequently asked questions

### Is ColorTimer! free?

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

### Is IQ React free?

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

### Which has better reviews, ColorTimer! or IQ React?

ColorTimer! and IQ React are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.

### Do ColorTimer! or IQ React have ads?

ColorTimer! shows ads; IQ React does not.

### Which is updated more often, ColorTimer! or IQ React?

ColorTimer! ships an update every 17 months, and IQ React weekly. Most recently, ColorTimer! was updated on October 2, 2026 and IQ React on September 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.*