# Chiron vs Zetamac Arithmetic Practice

The clearest difference is update cadence: Zetamac Arithmetic Practice at daily against Chiron's every 11 days. 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.

Chiron ships an update every 11 days, Zetamac Arithmetic Practice daily. Both last shipped on November 8, 2026.

## The numbers

| Metric | Chiron | Zetamac Arithmetic Practice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (19 ratings)](https://appshunter.io/ios/app/zetamac-arithmetic-practice/id6737153617/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Daily** |
| Monetization | — | Free |
| Size | 241 MB | 1 MB |
| Requires iOS | **16.0** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [James Booth](https://appshunter.io/developer/1745107348) | [Joseph Ma](https://appshunter.io/developer/1774979062) |

## What reviewers say

### Chiron

[App page](https://appshunter.io/ios/app/chiron-ai-math-tutor/id6502346822)

**Features:** Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Chiron free?

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

### Is Zetamac Arithmetic Practice free?

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

### Do Chiron or Zetamac Arithmetic Practice have ads?

Neither Chiron nor Zetamac Arithmetic Practice shows ads.

### Which is updated more often, Chiron or Zetamac Arithmetic Practice?

Chiron ships an update every 11 days, and Zetamac Arithmetic Practice daily. Most recently, Chiron was updated on November 8, 2026 and Zetamac Arithmetic Practice on November 8, 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.*