# Zetamac Arithmetic Practice vs Trading Interview Math Trainer

The clearest difference is update cadence: Zetamac Arithmetic Practice at daily against Trading Interview Math Trainer's every 5 months. Trading Interview Math Trainer's advantage is iOS requirement (15.1 vs 17.5). On price, ads, in-app purchases and device support there is nothing between them.

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

Zetamac Arithmetic Practice ships an update daily, Trading Interview Math Trainer every 5 months. The most recent releases landed on September 22, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Zetamac Arithmetic Practice | Trading Interview Math Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18 ratings)](https://appshunter.io/ios/app/zetamac-arithmetic-practice/id6737153617/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 82.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 months |
| Monetization | Free | — |
| Size | 1 MB | 33 MB |
| Requires iOS | 17.5 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Ma](https://appshunter.io/developer/1774979062) | [Trading Interview B.V.](https://appshunter.io/developer/1856959369) |

## What reviewers say

### Zetamac Arithmetic Practice

[App page](https://appshunter.io/ios/app/zetamac-arithmetic-practice/id6737153617)

This app offers mental math practice tailored for quantitative finance professionals. It focuses on improving calculation speed and accuracy for complex numerical problems.

**Highlights:** Mental math practice, Quantitative finance focus, Calculation speed improvement, Accuracy enhancement, Numerical problem solving

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

**In-app purchases:** none


### Trading Interview Math Trainer

[App page](https://appshunter.io/ios/app/trading-interview-math-trainer/id6755886895)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zetamac Arithmetic Practice free?

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

### Is Trading Interview Math Trainer free?

Trading Interview Math Trainer is free to download, with no in-app purchases.

### Do Zetamac Arithmetic Practice or Trading Interview Math Trainer have ads?

Neither Zetamac Arithmetic Practice nor Trading Interview Math Trainer shows ads.

### Which is updated more often, Zetamac Arithmetic Practice or Trading Interview Math Trainer?

Zetamac Arithmetic Practice ships an update daily, and Trading Interview Math Trainer every 5 months. Most recently, Zetamac Arithmetic Practice was updated on September 22, 2026 and Trading Interview Math Trainer on September 18, 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.*