Comparison

Geometry Review vs Mental Math Ninja

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

Head to head
About

Geometry Review

Prepare for the GRE Math exam with over 230 geometry questions and detailed explanations. Track your progress with visual meters and revise specific topics to ensure readiness for test day.

Highlights
  • 230+ geometry questions
  • 23 revision notes
  • Mock tests
  • Instant feedback
  • Detailed explanations
  • Progress tracking with charts
  • Topic-specific revision
Features
Read full description

Prepare to achieve the GRE scores you need to get into the school of your choice. Get ready for the test day with this most comprehensive app on GRE Math : Geometry Review. Features include: ** HIGHEST QUALITY and QUANTITY Over 230 questions and 23 revision notes in all just for Geometry Review. High quality content written by experienced GRE tutors. ** MOCK TEST Mixed questions from all topics. ** INSTANT FEEDBACK Know instantly if your answer was right or wrong. ** REVIEW WITH EXPLANATION Review each question at the end of the test. Know the right answer with detailed explanation for each question. ** PROGRESS METER With our unique progress tracking feature including pie charts and bar graphs showing your progress, you know you are ready to take on the real test at the board when your progress meter says 100%. ** REVISE BY TOPIC 1. Points, Lines, Angles Angles Around a Point Complementary and Supplementary Angles Alternate Interior Angles Consecutive Interior Angles Corresponding Angles 2. Triangles Triangles 1 Triangles 2 Pythagoras' Theorem Pythagoras' Theorem in Real Life Congruent Triangles Similar Triangles 3. Areas & Perimeters Area & Perimeter - Rectangles Area & Perimeter - Triangles Area & Perimeter - Parallelograms Area & Perimeter - Trapezoids 4. Quadrilaterals, Polygons & Circles Parallelograms Regular Polygons Parts of a Circle Circumference of a Circle Area of a Circle Circle Geometry 5. Miscellaneous 3D Geometry Miscellaneous Geometry Problems Disclaimer: GRE is a registered trademark of Educational Testing Services(ETS). ETS neither sponsors nor endorses this product or any of its content. * Privacy Policy: http://www.webrichsoftware.com/privacy.html * EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Mental Math Ninja

Features
Read full description

Earn Ninja Belts by practicing Mental Math. Solve math sums while enjoying the thrill of playing an arcade game. Earn the highest honor of winning the black belt by solving increasingly complex sums at a faster pace. Mental Math Ninja is an engaging way of building your Mental Math skills which are essential to succeed in Exam Prep like SAT. Practice mental Math a few minutes daily to improve your Math Speed.

Screenshots

Geometry Review4 screens
Mental Math Ninja4 screens

Verdict

The call

The clearest difference is update cadence: Mental Math Ninja at every 2 weeks against Geometry Review's every 5 months. Mental Math Ninja also leads on iOS requirement (12.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Geometry Review sells 1 one-off in-app purchase and Mental Math Ninja sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Geometry Review ships an update every 5 months, Mental Math Ninja every 2 weeks. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 8 level
Geometry Review versus Mental Math Ninja: the parameters behind the verdict, then further details
ParameterGeometry ReviewMental Math Ninja
PriceFreeFree
Rating4.3 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 5 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size12 MB17 MB
Age rating4+4+
DeveloperWebrich Software LimitedSphulling Technologies

In-app purchases

1 purchases

Geometry Review

One-time1
  • Full Version$9.99
1 purchases

Mental Math Ninja

One-time1
  • Do More Math$0.99

Questions

Is Geometry Review free?
Geometry Review is free to download, with in-app purchases available.
Is Mental Math Ninja free?
Mental Math Ninja is free to download, with in-app purchases available.
Do Geometry Review or Mental Math Ninja have ads?
Neither Geometry Review nor Mental Math Ninja shows ads.
Which is updated more often, Geometry Review or Mental Math Ninja?
Geometry Review ships an update every 5 months, and Mental Math Ninja every 2 weeks. Most recently, Geometry Review was updated on October 23, 2026 and Mental Math Ninja on October 4, 2026.

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