Comparison

Geometry Tutor vs MentalMultiply

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

Head to head
About

Geometry Tutor

Master geometry with an interactive, visual learning tool. Explore concepts on a dynamic canvas, visualize theorems in real-time, and solidify understanding with knowledge checks and practice problems. Offers a comprehensive curriculum for high school and advanced middle school students.

Highlights
  • Interactive learning canvas
  • Real-time theorem visualization
  • Comprehensive 6-unit curriculum
  • 120-question practice engine
  • End-of-unit knowledge checks
  • Instant feedback on mistakes
Features
Read full description

Geometry Tutor by Jaba Learning is a fully interactive, visual learning tool designed to help high school and advanced middle school students master core geometry concepts. Move past static textbooks and explore math on a dynamic canvas. TRY IT RISK-FREE Start your 7-Day Free Trial today to unlock the complete curriculum, interactive theorem visualizers, and the full 120-question practice engine! COMPLETE 6-UNIT CURRICULUM + COMPREHENSIVE QUIZ Designed by mathematicians, the app features 42 comprehensive modules across 6 core units, capped by a final quiz of 30 randomized questions drawn from a master bank of 120 expertly crafted problems. • Unit 1: Foundations & Logic • Unit 2: Transformations • Unit 3: Triangles & Trigonometry • Unit 4: Circles • Unit 5: Polygons • Unit 6: 3D Solids • Unit 7: Comprehensive Quiz INTERACTIVE LEARNING Built with a custom adaptive canvas, Geometry Tutor allows you to interact with shapes, sliders, and coordinate grids in real-time. Visualize complex theorems and formulas as you adjust the inputs yourself. KNOWLEDGE CHECKS & MASTERY Solidify your understanding with specific knowledge checks. Each of the 6 units features a dedicated end-of-unit randomized set of practice problems to ensure you are ready to move forward. Put your skills to the test, get instant feedback, and uncover key insights if you make a mistake, ensuring you truly understand the concepts from every angle. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

MentalMultiply

Features
Read full description

Mental Multiply teaches you how to multiply faster using the Trachtenberg System and powerful pattern-based mental-math techniques. Designed for students, adults, teachers, and mental-math enthusiasts, Mental Multiply turns multiplication into a practical skill you can understand, practice, and improve. Create personalized exercises based on your level and choose whether to solve the complete calculation process or focus only on the final answer. Learn Faster Multiplication Methods • Practice the Trachtenberg multiplication rules • Discover shortcuts for numbers close to 10, 20, 100, and 200 • Learn the “same tens, units add to 10” pattern • Follow clear, step-by-step explanations • Recognize useful number patterns and solve problems more efficiently Personalized Practice • Practice individual multiplication tables or combine several multipliers • Choose the number of digits in each exercise • Adjust the difficulty from beginner to advanced • Practice complete guided calculations or final answers only • Receive immediate feedback as you work Choose Your Calculation Direction Practice using: • The familiar left-to-right answer-entry direction • The Trachtenberg right-to-left working method This helps you learn the method in the way that feels most natural to you. Built for Continuous Improvement • Clean, distraction-free design • Structured practice sessions • Progress tracking and performance insights • Exercises for different experience levels • Support for multiple languages Mental Multiply is ideal for: • Students developing stronger multiplication skills • Adults who want to sharpen their mental arithmetic • Teachers demonstrating alternative calculation methods • Mental-math enthusiasts • Anyone preparing for mathematics or aptitude challenges Move beyond memorization. Learn the rules, recognize the patterns, and build the confidence to calculate faster in your head. Download Mental Multiply and start training your brain today. Some features may require an in-app purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Geometry Tutor4 screens
MentalMultiply4 screens

Verdict

The call

The clearest difference is update cadence: MentalMultiply at fortnightly against Geometry Tutor's every 5 weeks. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Geometry Tutor sells 2 in-app purchases, starting at $14.99 per year and MentalMultiply sells 2 in-app purchases, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Geometry Tutor ships an update every 5 weeks, MentalMultiply fortnightly. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

Scorecard1 real difference · 9 level
Geometry Tutor versus MentalMultiply: the parameters behind the verdict, then further details
ParameterGeometry TutorMentalMultiply
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 5 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.0 — better
Further details — not scored
Size12 MB6 MB
Age rating4+4+
DeveloperJABA Learning LLCOren Frenkel

In-app purchases

2 purchases

Geometry Tutor

Subscriptions1
  • Premium Annual Access7 Days trial$14.991 Year
One-time1
  • Geometry Tutor Premium$14.99
2 purchases

MentalMultiply

Subscriptions1
  • Annual Premium$4.991 Year
One-time1
  • Lifetime Premium$14.99

Questions

Is Geometry Tutor free?
Geometry Tutor is free to download, with in-app purchases available.
Is MentalMultiply free?
MentalMultiply is free to download, with in-app purchases available.
Do Geometry Tutor or MentalMultiply have ads?
Neither Geometry Tutor nor MentalMultiply shows ads.
Which is updated more often, Geometry Tutor or MentalMultiply?
Geometry Tutor ships an update every 5 weeks, and MentalMultiply fortnightly. Most recently, Geometry Tutor was updated on October 15, 2026 and MentalMultiply on October 8, 2026.

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