# SwatSafe vs Zetamac Arithmetic Practice

The clearest difference is update cadence: Zetamac Arithmetic Practice at daily against SwatSafe's monthly. SwatSafe's advantage is iOS requirement (13.0 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.

SwatSafe ships an update monthly, Zetamac Arithmetic Practice daily. The most recent releases landed on October 8, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SwatSafe | 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 | Monthly | **Daily** |
| Monetization | — | Free |
| Size | 23 MB | 1 MB |
| Requires iOS | **13.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Swarthmore College](https://appshunter.io/developer/1588104893) | [Joseph Ma](https://appshunter.io/developer/1774979062) |

## What reviewers say

### SwatSafe

[App page](https://appshunter.io/ios/app/swatsafe/id6469635027)

**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 SwatSafe free?

SwatSafe 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 SwatSafe or Zetamac Arithmetic Practice have ads?

Neither SwatSafe nor Zetamac Arithmetic Practice shows ads.

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

SwatSafe ships an update monthly, and Zetamac Arithmetic Practice daily. Most recently, SwatSafe was updated on October 8, 2026 and Zetamac Arithmetic Practice on October 27, 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.*