Comparison

Mathemagics vs Keystone Alg I Practice Tests

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

Head to head
About

Mathemagics

Master algebra with rare, lightning-fast calculation techniques. Learn through animated lessons and practice with endless, randomly generated problems. Prepare for standardized tests and improve mental math skills.

Highlights
  • Learn rare algebra techniques
  • Animated step-by-step lessons
  • Practice with random questions
  • Gain achievements
  • Improve calculation speed
  • Test preparation for SAT, ACT, GRE, GMAT
Features
Read full description

Accelerate your algebraic calculation and accuracy as you expand your knowledge with these incredible rarely taught techniques. Learn to think differently about algebraic equations and amaze others with your equation solving prowess. With practice many of these techniques can be performed mentally with lightning fast speed. Easily master once difficult calculations as you watch and learn from the animated steps in every lesson. Practice each technique as you progress through various levels of proficiency and gain achievements along the way. Randomly generated questions ensure an endless ability to practice and have fun. Master these algebraic techniques: * Calculate 10% of Any Number * Calculate 9% of Any Number * Calculate 11% of Any Number * Percentages of Numbers Less Than 100 * Percentages of Numbers From 100-999 * Multiply Two Polynomials * Multiply Two Trinomials * Multiply Large Polynomials * Check Polynomial Multiplication * Basic Algebraic Division * Intermediate Algebraic Division * Verify Algebraic Division * Solve Simultaneous Equations * Special Case Simultaneous Equations * Basic Quadratic Equation * Intermediate Quadratic Equation * Advanced Quadratic Equation * Verify Quadratic Equation Roots Each lesson includes clear step descriptions with animated examples that can be watched as often as you like in order to ensure that you grasp the concept. Prepare for the math section on the SAT, PSAT, ACT, GRE, GMAT, MCAT, or any other standardized test. Don't waste time with a calculator on the few tests that allow them. Use Mathemagics as a tutor to quicken up your test taking abilities. Activate and challenge your brain to expand its ability to think efficiently and have fun at the same time. Train yourself to break problems down in to smaller more manageable pieces in order to reach solutions quicker and more accurately than anyone else. ================================= May 2012 Featured in the App Store Test Prep promotion May 2012 Featured as a primary banner in AppStore Education Category April 2012 Featured as an AppStore Education New & Noteworthy app ================================= Follow us on Twitter @blulightnin =================================

About

Keystone Alg I Practice Tests

Prepare for your Algebra I exam with realistic practice tests. This app offers 120 multiple-choice questions across two tests, complete solutions, and helpful tools like a calculator and formula sheet to boost your confidence.

Highlights
  • 120 multiple-choice questions
  • Two practice tests with modules
  • Complete solutions provided
  • Formula sheet and calculator
  • Question navigator and flagging
  • Scoring with estimated Keystone score
  • Optional timer for time management
Features
Read full description

This app has two practice tests, each with two modules for a total of 120 multiple choice questions and complete solutions. Some of the multiple choice questions emulate constructed-response type questions. This math practice test simulates the actual test environment and typical questions asked on the real test. This practice test covers most of the possible questions likely to appear on the computer based test and will help you prepare by testing your knowledge. It also provides solutions to help reinforce the methodology in solving the problems. Simulating the actual test experience when using this app will help you overcome some of the pre-test jitters before taking the actual test. The practice test app includes: * 120 Multiple-choice questions in two tests, each with two modules * Complete solutions * Commonly used formula sheet * Pop-up calculator * Navigator to select questions in any order and status of how many questions you've completed * Flag selection to allow you to come back to a question * Scoring screen with estimated Keystone Algebra score * Optional 75 minute timer to help you complete the test on time * Share your test results on Facebook and Twitter This product is NOT affiliated with or endorsed by Data Recognition Corporation (DRC).

Screenshots

Mathemagics4 screens
Keystone Alg I Practice Tests4 screens

Verdict

The call

The clearest difference is rating: Mathemagics at 4.7 against Keystone Alg I Practice Tests's 2.0. Mathemagics also leads on ratings volume (79 vs 7). Keystone Alg I Practice Tests's advantage is update cadence (every 2 months vs every 5 months) and price ($0.99 vs $2.99). On review sentiment, ads, in-app purchases and monetization model 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

Mathemagics costs $2.99 and Keystone Alg I Practice Tests $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Mathemagics holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Mathemagics has 79 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 86% of Mathemagics's written reviews are positive against 80% of Keystone Alg I Practice Tests's.

UpkeepUpdate frequency

Mathemagics ships an update every 5 months, Keystone Alg I Practice Tests every 2 months. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

Scorecard5 real differences · 5 level
Mathemagics versus Keystone Alg I Practice Tests: the parameters behind the verdict, then further details
ParameterMathemagicsKeystone Alg I Practice Tests
Price$2.99$0.99 — better
Rating4.7 (79 ratings) — better2.0 (7 ratings)
Positive reviews85.6% of reviews — better80.0% of reviews
Number of ratings79 — better7
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.08.0 — better
Further details — not scored
Size29 MB27 MB
Age rating4+4+
DeveloperBlue Lightning LabsiPREPpress LLC

Customer experience

Mathemagics

All ratings79 ratings
Positive92.4%
Neutral3.8%
Negative3.8%
Written reviews104 reviews
Positive85.6%
Neutral3.8%
Negative10.6%

Keystone Alg I Practice Tests

All ratings7 ratings
Positive28.6%
Neutral0.0%
Negative71.4%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

Bugs and requests

Mathemagics

Reported bugs

5 issues
  • App crashes on iPhone 4S after update
  • Lesson steps disappear after updates
  • Lessons fail to load or load incompletely
  • Incorrect answers in practice problems (10% and 1% calculations)
  • Wrong answer choices for basic calculations

Requested features

11 requests
  • Explanations of why tricks work mathematically
  • More advanced equation types and variations
  • Scrap paper or writing area for practice problems
  • Ability to input custom numbers for real-life practice
  • iCloud sync across devices
Show 6 more
  • Font size adjustment capability
  • Additional subjects beyond algebra
  • Apps for calculus and trigonometry
  • Age calculation tricks
  • VoiceOver support for mathematical operations
  • Improved visual design and color contrast

Keystone Alg I Practice Tests

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Mathemagics

No in-app purchases

None

Keystone Alg I Practice Tests

No in-app purchases

Questions

Is Mathemagics free?
Mathemagics costs $2.99, with no in-app purchases.
Is Keystone Alg I Practice Tests free?
Keystone Alg I Practice Tests costs $0.99, with no in-app purchases.
Which has better reviews, Mathemagics or Keystone Alg I Practice Tests?
Mathemagics is rated higher. Mathemagics averages 4.7 out of 5 from 79 ratings, while Keystone Alg I Practice Tests averages 2.0 from 7 ratings.
Do Mathemagics or Keystone Alg I Practice Tests have ads?
Neither Mathemagics nor Keystone Alg I Practice Tests shows ads.
Which is updated more often, Mathemagics or Keystone Alg I Practice Tests?
Mathemagics ships an update every 5 months, and Keystone Alg I Practice Tests every 2 months. Most recently, Mathemagics was updated on October 15, 2026 and Keystone Alg I Practice Tests on October 12, 2026.

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