# Tap Duo vs IQ React

The clearest difference is iOS requirement: Tap Duo at 14.0 against IQ React's 18.5. On price, review sentiment, update cadence and ads there is nothing between them.

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

Tap Duo ships an update every 5 days, IQ React weekly. The most recent releases landed on October 30, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Tap Duo | IQ React |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/iq-react/id6751012579/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Free | Free |
| Size | 8 MB | 22 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Krishna Raj Salim](https://appshunter.io/developer/1638689285) | [Isaias Batista](https://appshunter.io/developer/1833119498) |

## What reviewers say

### Tap Duo

[App page](https://appshunter.io/ios/app/tap-duo/id6741735527)

This fast-paced game challenges your reflexes and coordination by requiring you to control two sides simultaneously. Test your concentration and speed to keep up with the increasing difficulty.

**Highlights:** Dual-side simultaneous control, Tests reflexes, Improves coordination, Enhances concentration, Fast-paced gameplay

**Features:** Vision Pro support

**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, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Tap Duo free?

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

### Is IQ React free?

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

### Do Tap Duo or IQ React have ads?

Neither Tap Duo nor IQ React shows ads.

### Which is updated more often, Tap Duo or IQ React?

Tap Duo ships an update every 5 days, and IQ React weekly. Most recently, Tap Duo was updated on October 30, 2026 and IQ React on November 8, 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.*