Quick Maffs vs Qubiee
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.)
Qubiee
This app makes learning quantitative finance engaging through daily quizzes and social challenges. Master probability, mental math, and options while connecting with peers to share insights and prepare for finance interviews. It offers a personalized and fun approach to building quantitative skills.
- Daily quizzes
- Leaderboards
- Social learning community
- Probability and mental math practice
- Options trading concepts
- Interview preparation
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Qubiee makes learning quantitative finance fun, social, and personalized. Challenge yourself with daily quizzes, master probability, mental math, and options, and climb leaderboards with your friends. Join the Qubiee community to chat, share insights, and learn together with other aspiring quants. Whether you’re preparing for trading, quant, or finance interviews, Qubiee turns practice into progress — one question at a time. Subscription Terms Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions in your App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://qubieedu.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Quick Maffs at none against Qubiee's 2. Qubiee's advantage is rating (5.0 vs 4.8). On price, review sentiment, ratings volume and update cadence 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. Qubiee sells 2 in-app purchases, starting at $9.99 per month. Quick Maffs asks for nothing beyond the download.
Qubiee holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 5 and 12 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Quick Maffs ships an update weekly, Qubiee every 10 days. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.
| Parameter | Quick Maffs | Qubiee |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) | 5.0 (12 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 5 | 12 — better |
| Update frequency | Weekly — better | Every 10 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.6 | 17.5 — better |
| Further details — not scored | ||
| Size | 14 MB | 37 MB |
| Age rating | 4+ | 17+ |
| Developer | Keith Martin | Qubiee, Inc. |
Customer experience
Quick Maffs
Qubiee
In-app purchases
Quick Maffs
No in-app purchases
Qubiee
- Qubiee Pro3 Days trial$9.991 Month
- Qubiee Pro3 Days trial$79.991 Year
