Quick Maffs vs Subtractor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quick Maffs
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.
- 13 customizable game modes
- Various arithmetic types
- Tailored difficulty levels
- No ads or paywalls
- Improve math skills
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QuickMaffs is a simple mental math app with NO ADS or PAYWALLS! Perfect for students, Quant finance interviews, or anyone who wants to improve their math skills. Features include 13 game modes of various arithmetic types, each customizable with tailored difficulty levels. Modes: Addition, subtraction, multiplication, division, squaring, doubling, halving, linear equations, quadratic equations, equation systems, mean, percentages and trigonometry. (This app is designed and maintained by Andrew Martin.)
Subtractor
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Subtractor is a native iOS app coded in Swift, designed as a personal project to help students master subtractions effortlessly. With interactive exercises, customizable practice sessions, and progress tracking, Subtractor creates an engaging learning experience tailored to individual needs. Its sleek, distraction-free interface and responsive design make it a perfect tool for students, parents, and educators seeking to build strong foundational math skills.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Quick Maffs | Subtractor |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (8 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Weekly — better | Every 8 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 14 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Keith Martin | David Kelen |
In-app purchases
Quick Maffs
No in-app purchases
Subtractor
No in-app purchases
