Comparison

PrimeXTime vs Math Fast Calculation Game

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

Head to head
About

PrimeXTime

Engage your mind with a unique number-based puzzle game. Start with a random number and strategically divide by single-digit primes. Bump the number by multiplying by 10 and adding a digit to reach 1 and win.

Highlights
  • Number division by primes
  • Strategic bumping mechanic
  • Goal to reduce number to 1
  • Brain exercise gameplay
  • Simple, intuitive interface
Features
Read full description

Kill some time and give your brain a little exercise at the same time with this simple game. You start with a random number and then start dividing by single-digit primes (2, 3, 5 or 7). When you can't do any more divisions you 'bump' the number -- multiplying by 10 and adding any single digit. You win the game by reducing the original number to 1.

About

Math Fast Calculation Game

Features
Read full description

This app, "Math Fast Calculating Mental Brain Training," is designed to enhance mental math abilities across various mathematical operations. It offers a user-friendly interface where you can engage in various challenges to boost and improve your brainpower. The app features a comprehensive selection of math operations for different skill levels and learning needs. You can practice fundamental arithmetic operations like addition, subtraction, multiplication, and division. Beyond the basics, the app introduces more advanced concepts such as squaring, exponentiation, and nth roots, providing a robust platform for improving your numerical fluency. For those looking to tackle more complex problems, the app includes challenges in percentages, factorials, cube roots, and base-10 logarithms. It also delves into algebraic thinking with linear equations involving one or two variables, and even incorporates absolute value and trigonometry exercises to broaden your mathematical scope. The game includes a multiplayer mode, allowing for competitive play, as well as a single-player mode for individual practice and improvement. It features a time-based challenge system, where you need to answer questions quickly, with a timer indicating your remaining time. Your performance is tracked with a score, and you receive immediate feedback on correct or incorrect answers. Visual cues like a progress bar help you monitor your time, changing color to indicate urgency. The app keeps track of your statistics, allowing you to monitor your highest scores across different operations, game modes, and difficulty levels, from easy to hard, and a "no time" option. You can also personalize your experience by setting a nickname and adjusting various settings within the app. The app provides options to share it with friends, rate it on the App Store, and access privacy policies and developer information. With its diverse operations and engaging gameplay, "Math Fast Calculating Mental Brain Training" aims to make improving your mathematical skills both effective and enjoyable. Operation types: - addition - subtraction - multiplication - division - squaring - exponentiation - nth root - percentage - linear equation one variable - linear equation with two variables - factorial - cube root - logarithm - absolute value

Screenshots

PrimeXTime4 screens
Math Fast Calculation Game4 screens

Verdict

The call

The clearest difference is ads: PrimeXTime at none against Math Fast Calculation Game's shown. Math Fast Calculation Game's advantage is update cadence (daily vs every 4 months) and iOS requirement (12.0 vs 17.6). On price, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PrimeXTime ships an update every 4 months, Math Fast Calculation Game daily. The most recent releases landed on September 28, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
PrimeXTime versus Math Fast Calculation Game: the parameters behind the verdict, then further details
ParameterPrimeXTimeMath Fast Calculation Game
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 4 monthsDaily — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.612.0 — better
Further details — not scored
Size6 MB43 MB
Age rating4+4+
DeveloperRick HutchinsonIvan Rancic

In-app purchases

None

PrimeXTime

No in-app purchases

None

Math Fast Calculation Game

No in-app purchases

Questions

Is PrimeXTime free?
PrimeXTime is free to download, with no in-app purchases.
Is Math Fast Calculation Game free?
Math Fast Calculation Game is free to download, with no in-app purchases.
Do PrimeXTime or Math Fast Calculation Game have ads?
Math Fast Calculation Game shows ads; PrimeXTime does not.
Which is updated more often, PrimeXTime or Math Fast Calculation Game?
PrimeXTime ships an update every 4 months, and Math Fast Calculation Game daily. Most recently, PrimeXTime was updated on September 28, 2026 and Math Fast Calculation Game on September 21, 2026.

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