Grade 9 Math Mastery vs MindBoost Maths Academy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Grade 9 Math Mastery
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Grade 9 Math Mastery prepares Ontario students for the province-wide Grade 9 mathematics assessment. It teaches each concept first, then gives 400 practice questions to prove it stuck. Most study apps only test. This one teaches. Learn the concept • 25 guided lessons, one for every topic on the course • Worked examples that reveal one step at a time, so students can attempt the next line before seeing it • Each lesson names the mistakes students actually make, and why they happen • A short check at the end confirms the idea landed Practise until it sticks • 400 questions across all five strands: Number, Algebra, Data, Geometry and Measurement, and Financial Literacy • Difficulty adapts to the student and moves up as they improve • Wrong answers come back automatically on a spaced repetition schedule, timed for just before they would be forgotten • A mistake journal collects everything missed, with step-by-step solutions • A 57-formula reference sheet, plus a quiz mode for memorising it Practise under real conditions • Mini and full mock tests, timed • A full exam simulation: 25 questions, 75 minutes, no hints, with a complete review afterwards • An estimated achievement level after every attempt Keep them coming back • Speed Drill, Survival, Race Mode, and a two-player duel on one device • A new challenge question every day • Streaks, daily goals and 21 achievements See exactly where they stand • Mastery across all 25 topics at a glance • A predicted achievement level, and the specific topics holding it back • Weekly progress reports and an exam-readiness checklist • A parent view, plus a progress summary you can share or email For parents Everything is built around one question: what should they work on next? The app answers it on every screen, names the topics that need attention, and links straight to the lesson that teaches them. You do not need to remember Grade 9 math to help. Free and Premium Algebra is free, with 15 practice questions a day and one mini mock test. Premium unlocks all five strands, every guided lesson, unlimited daily practice, full mock exams and the exam simulation, and parent reports. Works on iPhone and iPad. Premium starts with a 7-day free trial. Cancel any time. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple Account. Manage or cancel in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://eager.app/terms Privacy Policy: https://eager.app/privacy
MindBoost Maths Academy
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MindBoost Maths Academy is a KS1, KS2 and SATs maths practice app designed to help improve confidence through daily test-style maths questions and structured practice. Perfect for arithmetic practice, reasoning, times tables, SATs revision and building maths confidence step by step. DAILY MATHS PRACTICE • Quick and simple maths practice sessions • Structured question sets across multiple topics • Practice little and often to improve accuracy and speed • Designed to support confidence through repetition KS1, KS2 & SATS PRACTICE Includes practice questions covering: • Addition and subtraction • Multiplication and division • Fractions and decimals • Time, money and measurement • Geometry and shapes • Arithmetic and reasoning • SATs-style maths questions TEST-STYLE MULTIPLE-CHOICE QUESTIONS • Clear multiple-choice maths questions • Four answer options for every question • One correct answer per question • Fast and engaging practice sessions • Helps improve accuracy, focus and confidence TRACK PROGRESS • XP and rewards system • Daily practice goals • Achievements and streaks • Simple progress tracking FREE VERSION • Access to selected topics • Daily maths practice • Progress tracking • Limited SATs practice MINDBOOST PREMIUM Unlock full access: • Unlimited questions across all topics • Full KS1 & KS2 topic access • SATs-style practice with timers • Extended practice sessions • Unlimited progression and rewards APP FEATURES • Choose KS1, KS2 or SATs practice • Clean and distraction-free design • Fast and easy to use • Safe and ad-free experience SUBSCRIPTION INFORMATION • Monthly and yearly subscription options available • Payment is charged to your Apple ID account at confirmation of purchase • Subscription renews automatically unless cancelled at least 24 hours before renewal • Manage or cancel your subscription anytime in App Store settings LEGAL Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.mindboostacademy.co.uk/privacy.html Make maths practice part of a daily routine with fun and engaging KS1, KS2 and SATs questions.
Screenshots
Verdict
The clearest difference is update cadence: MindBoost Maths Academy at monthly against Grade 9 Math Mastery's every 5 months. MindBoost Maths Academy also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support 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. Grade 9 Math Mastery sells 2 in-app purchases, starting at $4.99 per month and MindBoost Maths Academy sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Grade 9 Math Mastery ships an update every 5 months, MindBoost Maths Academy monthly. The most recent releases landed on September 10, 2026 and August 11, 2026 respectively.
| Parameter | Grade 9 Math Mastery | MindBoost Maths Academy |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 7 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Eager.app | Iveta Kukoja |
In-app purchases
Grade 9 Math Mastery
- Grade 9 Math Mastery — Monthly$4.991 Month
- Grade 9 Math Mastery — Annual$29.991 Year
MindBoost Maths Academy
- MindBoost Maths Premium (Monthly)$4.991 Month
- MindBoost Maths Premium (Yearly)$39.991 Year





