# Subtraction Wiz Lite vs SumXMinus

The clearest difference is in-app purchases: SumXMinus at none against Subtraction Wiz Lite's 1. SumXMinus also leads on update cadence (every 6 weeks vs every 5 months). Subtraction Wiz Lite's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Subtraction Wiz Lite sells 1 one-off in-app purchase. SumXMinus asks for nothing beyond the download.

Subtraction Wiz Lite ships an update every 5 months, SumXMinus every 6 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Subtraction Wiz Lite | SumXMinus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/subtraction-wiz-lite/id499171715/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 32 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [The Rocket Studio](https://appshunter.io/developer/445439580) | [Katsuhiko Yao](https://appshunter.io/developer/1543188534) |

## What reviewers say

### Subtraction Wiz Lite

[App page](https://appshunter.io/ios/app/subtraction-wiz-lite/id499171715)

This app offers fun subtraction drills for children to master essential math skills. It includes performance tracking, leaderboards, and rewards to motivate young learners. Parents can monitor progress and encourage practice.

**Highlights:** Subtraction drills for kids, Performance tracking and history, Earn trophies and golden stars, Global and country leaderboards, Timed challenges, Multiple subtraction levels

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subtraction Wiz 6 to 10 subtraction levels | $1.99 | one-time |


### SumXMinus

[App page](https://appshunter.io/ios/app/sumxminus-negative-math/id6480327347)

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

**In-app purchases:** none


## Frequently asked questions

### Is Subtraction Wiz Lite free?

Subtraction Wiz Lite is free to download, with in-app purchases available.

### Is SumXMinus free?

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

### Do Subtraction Wiz Lite or SumXMinus have ads?

Both Subtraction Wiz Lite and SumXMinus show ads.

### Which is updated more often, Subtraction Wiz Lite or SumXMinus?

Subtraction Wiz Lite ships an update every 5 months, and SumXMinus every 6 weeks. Most recently, Subtraction Wiz Lite was updated on October 30, 2026 and SumXMinus on October 25, 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.*