MathFlash vs xRapidMind
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MathFlash
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Master mathematics from Grade 9 to University with MathFlash — the offline-first flashcard app that uses spaced repetition to help you remember formulas, solve problems, and ace your exams. SMART STUDY, NOT HARD STUDY MathFlash uses the proven SM-2 spaced repetition algorithm to show you cards at the perfect time. Cards you know well appear less often. Cards you struggle with come back sooner. The result: you learn faster and forget less. 1,939 FLASHCARDS ACROSS 7 TIERS • Foundation (Grade 9–10): Algebra, Geometry, Probability, Sets, Logic • Intermediate (Grade 11–12): Trigonometry, Sequences, Logarithms, Statistics • Advanced (Pre-University): Calculus, Vectors, Complex Numbers, Matrices • University: PDEs, Fourier Series, Abstract Algebra, Measure Theory • Programmer's Math: Boolean Algebra, Graph Theory, Automata, Combinatorics • Algorithms & Complexity: Big-O, Dynamic Programming, P vs NP • Applied Engineering: Laplace Transforms, Control Systems, Numerical Methods 34 INTERNATIONAL EXAM CURRICULA Each exam shows only the topics relevant to your syllabus: • Ethiopian National Exam (Grade 10 & 12) • GCSE & A-Level Mathematics (UK) • CBSE Class 9–12 (India) • SAT / ACT Math (US) • IB Mathematics SL & HL • KCSE & O-Level (East Africa) • JEE Main, GRE, GMAT & more STUDY YOUR WAY • Study Now — one tap to review all due cards across every subject • Favorites — heart any card and study your saved collection • Daily Challenge — 3 random cards daily with XP streak bonus • Tags — organize cards as "Review Again", "Exam Week", "Weak Area" • Scratch Pad — draw and work out problems right on the card BEAUTIFUL MATH RENDERING LaTeX formulas rendered as clean, readable mathematics. Fractions, square roots, matrices, Greek letters, and hundreds of mathematical symbols displayed beautifully on every card. TRACK YOUR PROGRESS • XP system with 8 levels from Arithmetic Apprentice to Math Legend • Daily streaks and achievement badges • Retention rate and weak area identification • 7-day forecast of upcoming due cards • Progress percentage on every tier, exam, subject, and deck WORKS 100% OFFLINE All 1,939 cards are bundled in the app. No internet required to study. Your progress syncs to the cloud when you're online so you never lose your data. PERSONALIZE EVERYTHING • Light, Dark, or System theme • Adjustable font size for formulas • Card flip animation (flip, slide, fade, or none) • Color blind mode • Haptic feedback, screen wake lock, shuffle mode • Daily goal and reminder notifications Built for students in Ethiopia, East Africa, and around the world. Study anywhere, anytime — even without internet.
xRapidMind
Engage in quick, game-like challenges to improve mental math, logic, and problem-solving skills. Learn fundamental coding concepts through interactive puzzles, adapting to your skill level from beginner to advanced.
- Mental math and logic puzzles
- Coding concept challenges
- Adaptive difficulty levels
- Daily streaks and challenges
- Progress tracking
- Solo and competitive play
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xRapidMind turns math and coding into a game you actually want to play. Jump into quick, bite-sized brain challenges that sharpen your mental math, logic, and problem-solving skills in just a few minutes a day — no textbooks, no lectures, just fast rounds that make learning stick. Whether you're 8 or 80, xRapidMind meets you where you are. Start with rapid-fire arithmetic and pattern puzzles, then work your way up to real coding concepts like loops, variables, and logic — taught through playful challenges instead of dry tutorials. Features: Quick Play brain games: mental math, number patterns, and logic puzzles Coding challenges that teach real programming concepts step by step Difficulty that adapts to you, from beginner to advanced Daily streaks and challenges to keep your brain sharp Progress tracking so you can see how fast — and smart — you're getting Fun for solo play or friendly competition with family and friends No two sessions feel the same. Whether you have 60 seconds or 10 minutes, xRapidMind gives your brain a workout and teaches you something real every time you play. Train your brain. Learn to code. Master math — one quick round at a time. Privacy Policy: https://amun-studios.com/xrapidmind-privacy-policy Terms of Service: https://amun-studios.com/xrapidmind-terms-of-service
Screenshots
Verdict
MathFlash and xRapidMind are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | MathFlash | xRapidMind |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 71 MB | 27 MB |
| Age rating | +4 | 4+ |
| Developer | Haileslassie Lilay Desalegn | Amun Studios LLC |
In-app purchases
MathFlash
No in-app purchases
xRapidMind
No in-app purchases





