Comparison

digital SAT math vs Rival Edge

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

Head to head
About

digital SAT math

Features
Read full description

This new application consists of 386 new exercises. Hundreds of math questions in both multiple-choice and grid-in formats with worked out solutions. it 's the only app for the new digital SAT with Student - Produced Response (grid-in) exercises. !!!!!!!!!! The ultimate interactive book !!!!!!!!!! Here you can find an intensive preparation for the new digital SAT's all-important Math section, and a valuable learning tool for college-bound students who need extra help in math and feel the need to raise their math scores. --> New, updated, more functional and easy-to-use display of exercises. --> Test creation, containing 22 exercises randomly selected from the 386 existing exercises of the application, following the digital SAT specifications. --> Digital SAT math Test creation, in 2 modules, containing 2x22 exercises randomly selected from the 386 existing exercises of the application, following the digital SAT specifications. --> ***Automatic pagination of the test into 5 - 20 pages, depends on your system screen analysis*** --> Ability to save the test to the 'files' folder with print option given. --> The application creates a different test every time and in no case two tests can be the same. --> Creation, pagination, storage and printing of different tests each time. This app for the digital SAT is unique in the world, provides you with everything you need to improve your Math score—guaranteed. 29 years of experience and a unique approach have led to the ultimate product that outdoes any other digital SAT prep book or application. There are 386 exercises as follows: Algebra: 120 exercises Problem Solving and Data Analysis: 108 exercises Advanced Math: 120 exercises Geometry and Trigonometry: 38 exercises Students can access all exercises of the app in a lot of ways: A: exercises & solutions - by chapter B: exercises & solutions - by category C: play & learn - by chapter D: play & learn - by category E: as a digital SAT TEST in 2 modules with 2x22 = 44 questions F: as a single TEST with 22 questions --> 386 practice questions with expert explanations in 32 chapters or 8 categories --> full theory with over than 300 examples --> Use of both multiple-choice and student-produced response question formats --> the only app with student - produced response exercises (grid-in) --> practice on each chapter separately - play & learn --> a different test for each student.The test questions are selected randomly from the 365 exercises, --> this app generates millions of different tests, --> you can save the test as a .pdf file --> Automatic pagination of the test into 5 - 20 pages --> millions of ****** printable ****** tests --> you can save the answers of the test as a .pdf file --> see the scores and subscores immediately --> save or print the scores as a .pdf file --> use the chronometer to control your test time --> each module last for 35 minute --> students get an alert when 5 minutes remain in the module --> digital SAT 2-module test with 2x22 = 44 questions (following the specifications of the digital SAT math test) --> Once time has expired for the first module, students are automatically advanced to the appropriate (higher- or lower-difficulty) second module and may not return to the questions in the first module. --> Each module is separately timed, and students can move backward and forward among questions in a given module before time runs out --> test with 22 questions ideally to be taught in a teaching hour. Try to finish it in 35 minutes --> you can see the solutions in portrait view or in landscape view ***** text books can not do all these ***** ***** the best, smartest and cheapest way to practice for the digital SAT math TEST ***** The application presents only my point of view for the whole syllabus. Exercises have emerged from twenty-nine years of experience in teaching of Mathematics. Visit our blog: http://i-math-apps.blogspot.com/ for more videos, questions, comments, suggestions e.t.c.

About

Rival Edge

Master strategic decision-making with real-life scenarios and Nobel Prize-winning game theory concepts. Learn practical rules for everyday dilemmas, track your progress, and gain an edge in negotiations and relationships.

Highlights
  • Interactive real-life scenarios
  • 12 essential game theory concepts
  • 20 practical daily rules
  • Progress tracking with XP and ranks
  • Payoff matrices for decision math
  • Offline functionality
  • Supports 6 languages
Features
Read full description

Learn game theory through real-life scenarios. Rival Edge teaches you the science of strategic decision-making. INTERACTIVE SCENARIOS Face real dilemmas: salary negotiations, splitting restaurant bills, trust in relationships, group projects, and more. Every choice has consequences calculated through actual game theory models. 12 ESSENTIAL THEORIES Nash Equilibrium — why people get stuck in suboptimal situations Tit-for-Tat — the winning strategy in repeated interactions Prisoner's Dilemma — when cooperation beats selfishness Tragedy of the Commons — why shared resources disappear Ultimatum Game — the psychology of fairness And 7 more Nobel Prize-winning concepts 20 DAILY RULES Practical principles for everyday life: "Always name your number first", "Mirror behavior, not words", "Forgive fast, but remember". Each rule is backed by research. FEATURES 10+ scenarios with multiple outcomes Payoff matrices showing the math behind decisions Progress tracking with XP and ranks Beautiful dark interface 6 languages: English, Russian, French, German, Spanish, Italian No ads, no tracking, fully offline Whether you're negotiating a raise, dealing with a difficult neighbor, or deciding whether to trust someone — game theory gives you the edge.

Screenshots

digital SAT math4 screens
Rival Edge4 screens

Verdict

The call

The clearest difference is price: Rival Edge at $3.99 against digital SAT math's $9.99. Rival Edge also leads on update cadence (every 6 months vs every 13 months). digital SAT math's advantage is iOS requirement (12.0 vs 26.0). On 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

digital SAT math costs $9.99 and Rival Edge $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

digital SAT math ships an update every 13 months, Rival Edge every 6 months. The most recent releases landed on September 16, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 6 level
digital SAT math versus Rival Edge: the parameters behind the verdict, then further details
Parameterdigital SAT mathRival Edge
Price$9.99$3.99 — better
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 13 monthsEvery 6 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better26.0
Further details — not scored
Size66 MB7 MB
Age rating4+4+
DeveloperIOANNIS LABADASVladimir Rodzaevskiy

In-app purchases

None

digital SAT math

No in-app purchases

None

Rival Edge

No in-app purchases

Questions

Is digital SAT math free?
digital SAT math costs $9.99, with no in-app purchases.
Is Rival Edge free?
Rival Edge costs $3.99, with no in-app purchases.
Do digital SAT math or Rival Edge have ads?
Neither digital SAT math nor Rival Edge shows ads.
Which is updated more often, digital SAT math or Rival Edge?
digital SAT math ships an update every 13 months, and Rival Edge every 6 months. Most recently, digital SAT math was updated on September 16, 2026 and Rival Edge on September 21, 2026.

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