# Zetamac problems vs IntelligenceMax

The clearest difference is in-app purchases: Zetamac problems at none against IntelligenceMax's 2. IntelligenceMax's advantage is ads (none vs shown) and update cadence (every 5 days vs every 2 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. IntelligenceMax sells 2 in-app purchases, starting at $14.99 per month. Zetamac problems asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Zetamac problems against 5.0 for IntelligenceMax. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Zetamac problems ships an update every 2 months, IntelligenceMax every 5 days. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Zetamac problems | IntelligenceMax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/zetamac-problems/id6743952737/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/intelligencemax/id6786447264/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 4 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Chhaya Patel](https://appshunter.io/developer/1736176770) | [Conner Lambden](https://appshunter.io/developer/858193887) |

## What reviewers say

### Zetamac problems

[App page](https://appshunter.io/ios/app/zetamac-problems/id6743952737)

Sharpen your math skills with daily practice problems. This app offers diverse problem types, customizable difficulty, and timed challenges to prepare for exams and interviews. Get instant feedback to improve your accuracy and speed.

**Highlights:** Diverse math problem types, Customizable number range, Timed practice challenges, Realistic quantitative simulations, Instant feedback on answers

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

**In-app purchases:** none


### IntelligenceMax

[App page](https://appshunter.io/ios/app/intelligencemax/id6786447264)

This app offers adaptive reasoning training with multiple-choice questions tailored to your skill level. It provides honest psychometric scoring to improve your thinking processes, not just memorization. Features include focus modes, leaderboards, and optional current-events integration.

**Highlights:** Adaptive reasoning training, Personalized multiple-choice questions, Psychometric scoring, Focus mode for specific domains, Friends leaderboard, Current-events mode

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $14.99 | per month |
| Pro | $99.99 | per month |


## Frequently asked questions

### Is Zetamac problems free?

Zetamac problems is free to download, with no in-app purchases.

### Is IntelligenceMax free?

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

### Which has better reviews, Zetamac problems or IntelligenceMax?

Zetamac problems and IntelligenceMax are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Zetamac problems or IntelligenceMax have ads?

Zetamac problems shows ads; IntelligenceMax does not.

### Which is updated more often, Zetamac problems or IntelligenceMax?

Zetamac problems ships an update every 2 months, and IntelligenceMax every 5 days. Most recently, Zetamac problems was updated on October 14, 2026 and IntelligenceMax on October 9, 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.*