Comparison

Math is Easy vs Prime Rush

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

Head to head
About

Math is Easy

This app helps users understand prime factorization with a fast, real-time solver. It also calculates the Greatest Common Factor and Least Common Multiple, and can generate random numbers for various uses.

Highlights
  • Prime factorization solver
  • Greatest Common Factor (GCF) calculation
  • Least Common Multiple (LCM) calculation
  • Random number generator
  • Real-time results as you type
Features
Read full description

Math is Easy - Change Math into Fun , now add Equation Solver function! Prime Factorisation is the best tool to find prime factors of any number . It's super fast , you can get result while typing ! Additional functions : 1. Can calculate The Greatest Common Factor . 2. Can calculate The Least Common Multiple . 3. Can generate Random numbers , it can be used for bet , password generator , and decision maker .

About

Prime Rush

Features
Read full description

Can you factorize numbers in the blink of an eye? Challenge your brain and reflexes with Prime Rush, the ultimate prime factorization time attack game! This is not just a math drill, it is a high-speed puzzle action game where speed and accuracy are key. Perfect for students studying for exams, adults looking for brain training, and math enthusiasts who love numbers. [HOW TO PLAY] Numbers will appear on the screen. Your goal is to break them down into their prime factors before time runs out! Input the Formula: Use the intuitive keypad to enter factors like "12 -> 2^2x3". It's a Prime!: If the number is already prime, just hit the "It's Prime!" button instantly. Speed Bonus: Answer quickly to extend your time limit. Keep the combo going to achieve a high score! [KEY FEATURES] Time Attack Mode Race against the clock! Start from easy integers and work your way up to massive 3-digit numbers. Global Leaderboards: Compete with players around the world. Your nickname, score, and date are recorded when you beat your personal best. 5 Difficulty Levels: Level 1: Beginners (4 - 50) Level 5: Masters (200 - 999) Can you conquer the hardest difficulty? Practice Mode Need to study without the pressure? Practice at your own pace with no time limits. Ideal for overcoming your weak numbers and understanding the logic behind division. Note: Level 1 is free; Levels 2-5 require a Pro Plan upgrade. Built-in Factorization Calculator Includes a dedicated tool to instantly factorize any number. Use it to check your homework or explore the beauty of prime numbers. Friendly Design Featuring cute "Pochimu" characters to cheer you on. Satisfying sound effects and haptic feedback (customizable in Settings). Share your "New Record" cards directly to social media! [WHY PLAY PRIME RUSH?] Boost Mental Math: Drastically improve your calculation speed for multiplication and division. School Prep: Perfect for middle school and high school algebra preparation. Brain Teaser: A stimulating workout for your frontal cortex. Prevents brain aging with daily logic puzzles. [PRO PLAN] Unlock the full potential of Prime Rush with the Pro Plan to access all Practice Mode levels. Master every number from 4 to 999! Ready to become a Prime Master? Download Prime Rush today and start your mental math workout!

Screenshots

Math is Easy1 screens
Prime Rush4 screens

Verdict

The call

The clearest difference is in-app purchases: Math is Easy at none against Prime Rush's 1. Math is Easy also leads on ads (none vs shown) and device support (3 vs 1). Prime Rush's advantage is update cadence (every 3 weeks vs every 2 months). On price 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. Prime Rush sells 1 one-off in-app purchase. Math is Easy asks for nothing beyond the download.

UpkeepUpdate frequency

Math is Easy ships an update every 2 months, Prime Rush every 3 weeks. The most recent releases landed on November 1, 2026 and November 9, 2026 respectively.

Scorecard5 real differences · 5 level
Math is Easy versus Prime Rush: the parameters behind the verdict, then further details
ParameterMath is EasyPrime Rush
PriceFreeFree
Rating3.5 (2 ratings) — better—
Positive reviews90.9% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS7.0 — better17
Further details — not scored
Size6 MB21 MB
Age rating4+4+
DeveloperXiaodong ZhuAyumu Izumi

In-app purchases

None

Math is Easy

No in-app purchases

1 purchases

Prime Rush

One-time1
  • Pro Plan$1.99

Questions

Is Math is Easy free?
Math is Easy is free to download, with no in-app purchases.
Is Prime Rush free?
Prime Rush is free to download, with in-app purchases available.
Do Math is Easy or Prime Rush have ads?
Prime Rush shows ads; Math is Easy does not.
Which is updated more often, Math is Easy or Prime Rush?
Math is Easy ships an update every 2 months, and Prime Rush every 3 weeks. Most recently, Math is Easy was updated on November 1, 2026 and Prime Rush on November 9, 2026.

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