# Zetamac problems vs Fermi+

The clearest difference is ads: Fermi+ at none against Zetamac problems's shown. Fermi+ also leads on update cadence (every 2 days vs every 2 months) and monetization model (free vs ad-supported). On price, rating, ratings volume and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Zetamac problems against 5.0 for Fermi+. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Zetamac problems ships an update every 2 months, Fermi+ every 2 days. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Zetamac problems | Fermi+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/zetamac-problems/id6743952737/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/fermi-plus/id6751152901/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Ad-supported | **Free** |
| Size | 4 MB | 63 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Chhaya Patel](https://appshunter.io/developer/1736176770) | [Frank Cottone](https://appshunter.io/developer/1833715265) |

## 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


### Fermi+

[App page](https://appshunter.io/ios/app/fermi-plus/id6751152901)

This app streamlines classroom management for educators and students. Teachers can create and distribute assignments, track progress with analytics, and communicate with students. Students can access assignments, submit work, and monitor their academic performance.

**Highlights:** Create and distribute assignments, Track student progress with analytics, Manage multiple classes, Integrated student messaging, Student assignment submission, View upcoming due dates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zetamac problems free?

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

### Is Fermi+ free?

Fermi+ is free to download, with no in-app purchases.

### Which has better reviews, Zetamac problems or Fermi+?

Zetamac problems and Fermi+ are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Zetamac problems or Fermi+ have ads?

Zetamac problems shows ads; Fermi+ does not.

### Which is updated more often, Zetamac problems or Fermi+?

Zetamac problems ships an update every 2 months, and Fermi+ every 2 days. Most recently, Zetamac problems was updated on September 29, 2026 and Fermi+ on September 30, 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.*