# Iq Brain Test, Math for adults vs Space challenges

The clearest difference is price: Iq Brain Test, Math for adults at Free against Space challenges's $3.99. Iq Brain Test, Math for adults also leads on chart position (#206 vs unranked). Space challenges's advantage is in-app purchases (none vs 12) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Iq Brain Test, Math for adults is free to download; Space challenges costs $3.99 up front. Iq Brain Test, Math for adults sells 12 in-app purchases, starting at $1.99 per month. Space challenges asks for nothing beyond the download.

## The numbers

| Metric | Iq Brain Test, Math for adults | Space challenges |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.4 (808 ratings)](https://appshunter.io/ios/app/iq-brain-test-math-for-adults/id1147801802/reviews)** | — |
| Number of ratings | **808** | — |
| Positive reviews | 31.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Monetization | Freemium | — |
| Best chart rank | **#206** | — |
| Size | 375 MB | 61 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Genioworks Consulting & It-Services UG (haftungsbeschrankt)](https://appshunter.io/developer/1147801801) | [Blupry](https://appshunter.io/developer/1737667517) |

## What reviewers say

### Iq Brain Test, Math for adults

[App page](https://appshunter.io/ios/app/iq-brain-test-math-for-adults/id1147801802)

**Currently charting:** #206 Top Free · Trivia (US App Store)

Enhance your mental math skills with engaging games and practice modes. Improve logic, memory, and IQ through timed arithmetic challenges and puzzles. Track progress and compete with friends to boost cognitive abilities.

**Highlights:** Mental arithmetic practice, Multiplication tables, Logic and memory training, Timed math puzzles, IQ development, Progress tracking

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special Offer | $1.99 | per month |
| Premium Special offer | $1.99 | per 7 days |
| Premium | $3.49 | per month |
| Premium | $4.49 | per month |
| Premium | $4.99 | per month |
| Premium | $5.99 | per 7 days |
| Premium | $8.99 | per 7 days |
| Special Offer | $17.99 | per year |
| Premium | $22.49 | per year |
| Improve your math skills | $26.99 | per year |
| Premium | $29.99 | per year |
| Premium Access | $39.99 | one-time |

**What reviewers like**

- 🧠 Excellent brain training and cognitive exercises
- 🎮 Variety of interesting puzzle games
- 👍 Good user interface and design
- 🎯 Helpful for memory and mental agility
- ⭐ Engaging and entertaining gameplay

**What reviewers complain about**

- 📺 Excessive and intrusive advertising
- 💰 Expensive subscription pricing
- 💳 Misleading free-to-play model with mandatory payments
- 📺 Ads persist even after paying for premium
- 🚫 Difficult to unsubscribe or cancel

**Reported bugs**

- Connect the Dots game stuck at level 29
- Multiplication mode crashes or functions incorrectly
- White screen display issues
- App crashes on launch for some devices
- Daily workout mode crashes when selected

**Requested features**

- Restore competitive bot mode with medals/weekly tasks
- Add Arabic language support
- Implement age-appropriate difficulty levels
- Add permanent purchase option instead of subscription
- Improve translation quality


### Space challenges

[App page](https://appshunter.io/ios/app/space-challenges/id6755160540)

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

**In-app purchases:** none


## Frequently asked questions

### Is Iq Brain Test, Math for adults free?

Iq Brain Test, Math for adults is free to download, with in-app purchases available.

### Is Space challenges free?

Space challenges costs $3.99, with no in-app purchases.

### Do Iq Brain Test, Math for adults or Space challenges have ads?

Iq Brain Test, Math for adults shows ads; Space challenges does not.

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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.*