# Quick Maffs vs Subtractor

The clearest difference is iOS requirement: Subtractor at 15.6 against Quick Maffs's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Quick Maffs ships an update weekly, Subtractor every 8 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Quick Maffs | Subtractor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/quick-maffs/id6740391231/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Free | — |
| Size | 14 MB | 0 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Keith Martin](https://appshunter.io/developer/1789711589) | [David Kelen](https://appshunter.io/developer/1796712157) |

## What reviewers say

### Quick Maffs

[App page](https://appshunter.io/ios/app/quick-maffs/id6740391231)

This mental math application offers 13 customizable game modes to sharpen arithmetic skills. It's ideal for students, professionals preparing for interviews, or anyone looking to boost their mathematical abilities. The app is completely free with no advertisements or in-app purchases.

**Highlights:** 13 customizable game modes, Various arithmetic types, Tailored difficulty levels, No ads or paywalls, Improve math skills

**Features:** macOS Compatibility

**In-app purchases:** none


### Subtractor

[App page](https://appshunter.io/ios/app/subtractor-by-mather/id6742201502)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quick Maffs free?

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

### Is Subtractor free?

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

### Do Quick Maffs or Subtractor have ads?

Neither Quick Maffs nor Subtractor shows ads.

### Which is updated more often, Quick Maffs or Subtractor?

Quick Maffs ships an update weekly, and Subtractor every 8 days. Most recently, Quick Maffs was updated on October 24, 2026 and Subtractor 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.*