Comparison

Grade 9 Math Mastery vs Knowledge Path

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Grade 9 Math Mastery

Features
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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

About

Knowledge Path

Features
Read full description

Knowledge Path is a general-knowledge quiz app that makes learning fun — a little every day. Every correct answer is a step forward on your path to knowledge! If you love trivia and quiz game shows, you'll enjoy this ever-growing question bank — varied, engaging and challenging, perfect for practising your general knowledge every day. GENERAL KNOWLEDGE, MANY TOPICS Hundreds of multiple-choice questions across Science, History, Geography, Literature, Physics, Chemistry, Biology, Astronomy and more — great for students and anyone who loves to learn. TWO WAYS TO PLAY • Free mode: answer at your own pace and see the correct answer with a clear explanation for every option — understand, don't just memorise. • Timed mode: challenge yourself like a real exam and sharpen your speed. HIGHLIGHTS • Explanations for why each answer is right or wrong. • Save your scores and track your progress and best result for each test. • Resume an unfinished test anytime. • Practise the questions you got wrong to remember them better. • Bookmark favourite questions to review later. • Get notified when a new test is added. • Smooth, works offline, no account needed. LEARN EVERY DAY, IMPROVE EVERY DAY A place to train your mind, test what you know and grow a little every day. Whether you're revising, checking your general knowledge or just love a good quiz, Knowledge Path is the perfect companion. Download now and start your journey to knowledge!

Screenshots

Grade 9 Math Mastery4 screens
Knowledge Path4 screens

Verdict

The call

The clearest difference is in-app purchases: Knowledge Path at none against Grade 9 Math Mastery's 2. Knowledge Path also leads on update cadence (monthly vs every 5 months) and iOS requirement (15.1 vs 17.0). Grade 9 Math Mastery's advantage is ads (none vs shown). On price and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Grade 9 Math Mastery sells 2 in-app purchases, starting at $4.99 per month. Knowledge Path asks for nothing beyond the download.

UpkeepUpdate frequency

Grade 9 Math Mastery ships an update every 5 months, Knowledge Path monthly. The most recent releases landed on September 29, 2026 and September 12, 2026 respectively.

Scorecard4 real differences Ā· 2 level
Grade 9 Math Mastery versus Knowledge Path: the parameters behind the verdict, then further details
ParameterGrade 9 Math MasteryKnowledge Path
PriceFreeFree
Update frequencyEvery 5 monthsMonthly — better
AdsNo — betterYes
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size7 MB21 MB
Age rating4+4+
DeveloperEager.appSY KHANH HO

In-app purchases

2 purchases

Grade 9 Math Mastery

Subscriptions2
  • Grade 9 Math Mastery — Monthly$4.991 Month
  • Grade 9 Math Mastery — Annual$29.991 Year
None

Knowledge Path

No in-app purchases

Questions

Is Grade 9 Math Mastery free?
Grade 9 Math Mastery is free to download, with in-app purchases available.
Is Knowledge Path free?
Knowledge Path is free to download, with no in-app purchases.
Do Grade 9 Math Mastery or Knowledge Path have ads?
Knowledge Path shows ads; Grade 9 Math Mastery does not.
Which is updated more often, Grade 9 Math Mastery or Knowledge Path?
Grade 9 Math Mastery ships an update every 5 months, and Knowledge Path monthly. Most recently, Grade 9 Math Mastery was updated on September 29, 2026 and Knowledge Path on September 12, 2026.

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