# SwapNumbers vs Math Practice (ScreenFree)

The clearest difference is in-app purchases: SwapNumbers at none against Math Practice (ScreenFree)'s 2. Math Practice (ScreenFree)'s advantage is update cadence (fortnightly vs every 3 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Math Practice (ScreenFree) sells 2 in-app purchases, starting at $0.99 per month. SwapNumbers asks for nothing beyond the download.

SwapNumbers ships an update every 3 months, Math Practice (ScreenFree) fortnightly. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SwapNumbers | Math Practice (ScreenFree) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-practice-screenfree/id6599842542/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 70 MB | 105 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HappyCode Lab](https://appshunter.io/developer/6793409707) | [Microstrides](https://appshunter.io/developer/1760720275) |

## What reviewers say

### SwapNumbers

[App page](https://appshunter.io/ios/app/swapnumbers-math-puzzle/id1603391248)

**Features:** Vision Pro support

**In-app purchases:** none


### Math Practice (ScreenFree)

[App page](https://appshunter.io/ios/app/math-practice-screenfree/id6599842542)

This AI-powered educational app helps users improve math skills through natural conversation and thinking, reducing screen time. It offers offline voice recognition and synthesis, allowing for a distraction-free learning experience.

**Highlights:** AI-powered math practice, Screen-free learning, Natural conversation mode, Offline voice recognition, Customizable topics, Hands-free operation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription (Monthly) | $0.99 | per month |
| Prepaid (Valid for 1 month) | $0.99 | one-time |


## Frequently asked questions

### Is SwapNumbers free?

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

### Is Math Practice (ScreenFree) free?

Math Practice (ScreenFree) is free to download, with in-app purchases available.

### Do SwapNumbers or Math Practice (ScreenFree) have ads?

Both SwapNumbers and Math Practice (ScreenFree) show ads.

### Which is updated more often, SwapNumbers or Math Practice (ScreenFree)?

SwapNumbers ships an update every 3 months, and Math Practice (ScreenFree) fortnightly. Most recently, SwapNumbers was updated on October 3, 2026 and Math Practice (ScreenFree) on October 15, 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.*