# Eureka vs Tap Tap Shape 3D

The clearest difference is in-app purchases: Tap Tap Shape 3D at none against Eureka's 1. Tap Tap Shape 3D also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Eureka sells 1 one-off in-app purchase. Tap Tap Shape 3D asks for nothing beyond the download.

Eureka ships an update monthly, Tap Tap Shape 3D every 3 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Eureka | Tap Tap Shape 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (513 ratings)](https://appshunter.io/ios/app/eureka-brain-training/id1485438085/reviews)** | — |
| Number of ratings | **513** | — |
| Positive reviews | 76.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 223 MB | 201 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INFINITY GAMES, LDA](https://appshunter.io/developer/1088875165) | [Be Yourself Ventures Ltd.](https://appshunter.io/developer/1469881783) |

## What reviewers say

### Eureka

[App page](https://appshunter.io/ios/app/eureka-brain-training/id1485438085)

This app offers over 50 mini-games designed to test and improve your logic, memory, creativity, and focus. It provides a fun and addictive brain challenge with diverse gameplay to keep your mind activated and push your limits.

**Highlights:** Over 50 mini-games, Tests logic, memory, creativity, speed, reflex, focus, Diverse gameplay, Improves concentration, Addictive brain challenge, Fun and creative puzzles

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

**In-app purchases (1)**

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

**What reviewers like**

- 🤩 Fun and engaging gameplay
- 🧠 Challenges the mind
- 👍 Kid-friendly
- 😍 Addictive and immersive
- 💯 Great for cognitive exercise

**What reviewers complain about**

-  anúncios Ads are intrusive
- 🗑️ Paid version still has ads
- 🧩 Lacks variety in puzzles

**Reported bugs**

- Ads after every level
- Paid version with ads


### Tap Tap Shape 3D

[App page](https://appshunter.io/ios/app/tap-tap-shape-3d/id1495155247)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Eureka free?

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

### Is Tap Tap Shape 3D free?

Tap Tap Shape 3D is free to download, with no in-app purchases.

### Do Eureka or Tap Tap Shape 3D have ads?

Eureka shows ads; Tap Tap Shape 3D does not.

### Which is updated more often, Eureka or Tap Tap Shape 3D?

Eureka ships an update monthly, and Tap Tap Shape 3D every 3 weeks. Most recently, Eureka was updated on November 7, 2026 and Tap Tap Shape 3D on November 3, 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.*