Best Prime Numbers Apps & Games

185+ iOS apps & games curated and reviewed

4.4 avg rating
18 free apps & games
Updated July 2026

The Prime Numbers App is the household name in prime numbers, but it's far from the only option. We track 185+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Prime Numbers Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1The Prime Numbers AppThe Prime Numbers AppFree4.7★ (40)NoNoJul 2026
2Prime CheckerPrime CheckerFree5.0★ (3)NoNoMay 2026
3Prime CrackerPrime CrackerFree4.9★ (31)NoNoJul 2026
4Prime number Snake PanicPrime number Snake PanicFree4.5★ (11)YesNoMay 2026
5The Prime Number FinderThe Prime Number FinderFree5.0★ (2)NoNoMay 2026
6Prefacto - Prime NumbersPrefacto - Prime Numbers$4.994.7★ (19)NoNoMay 2026
7Prime Numbers Math GamesPrime Numbers Math GamesFree3.0★ (2)NoNoMay 2026
8Prime FactorsPrime Factors$0.993.9★ (24)NoNoAug 2026

Top Picks for Prime Numbers

The Prime Numbers App#1

The Prime Numbers App by GRAINES

Editor's Choice
🔧 Utilities
4.7(40 ratings)
Free
The Prime Numbers App screenshot 1
The Prime Numbers App screenshot 2
The Prime Numbers App screenshot 3
The Prime Numbers App screenshot 4

This app helps you explore prime numbers. You can quickly determine if a number is prime, find the next prime number, or generate a list of primes within a range. It also includes a feature to test your device's processing speed by searching for prime numbers.

Prime Checker#2

Prime Checker by Heart Solutions, Inc.

Quick Factorization
Strong Contender
📚 Education
5.0(3 ratings)
Free
Prime Checker screenshot 1
Prime Checker screenshot 2
Prime Checker screenshot 3

This app performs advanced mathematical calculations for numbers, including integer factorization, Euler's totient function, and solving specific Diophantine equations. It utilizes advanced algorithms for factorization and primality testing.

Prime Cracker#3

Prime Cracker by Sven Freitag

…for prime number fans
Worth Considering
📚 Education
4.9(31 ratings)
Free
Prime Cracker screenshot 1
Prime Cracker screenshot 2
Prime Cracker screenshot 3

This app helps users explore the fascinating world of prime numbers. It allows you to check if a number is prime, find its factors, and discover nearby primes. You can also analyze ranges of numbers for primes and twin primes.

More Prime Numbers apps to explore

4
Prime number Snake Panic
Prime number Snake Panic
Prime number Snake Panic
Enjoy Prime numbers practice
Free

Practice identifying prime numbers through an engaging game. Tap for primes and swipe for non-primes, which then decompose into a snake-like sequence. Compete globally for the highest score.

Prime number identificationNumber decompositionSnake-like gameplay
📚 Education
(11)
ad-supported
5
The Prime Number Finder
The Prime Number Finder
The Prime Number Finder
Tons Of Primes In Your Pocket!
Free

This app is a powerful tool for exploring prime numbers, offering instant primality checks, factorization, and navigation through prime sequences. It features an interactive interface with dark mode and offline functionality, perfect for students, teachers, and math enthusiasts.

Check if a number is primeGet prime factorizationNavigate to next/previous primes
📚 Education
(2)
free
6
Prefacto - Prime Numbers
Prefacto - Prime Numbers
Prefacto - Prime Numbers
Check. List. Factor. Offline.
$4.99

Explore prime numbers with a suite of offline tools. Check primality, list primes in a range, and perform factorization. Generate custom random primes and even test phone speed.

Prime number verificationPrime range listingPrime factorization
🔍 Reference
(19)
paid
7
Prime Numbers Math Games
Prime Numbers Math Games
Prime Numbers Math Games
Fun Math Brain Training
Free

This app offers interactive lessons and games to help users learn and practice prime numbers, HCF, and LCM. It provides clear explanations, timed challenges, and adjustable difficulty levels for focused math revision and skill-building.

Learn prime number conceptsPractice HCF and LCM calculationsInteractive number challenges
📚 Education
(2)
free
8
Prime Factors
Prime Factors
Prime Factors
by Paul Hangas
$0.99

Explore numbers up to one trillion, with primes clearly marked. Tap any number to reveal its prime factors. Easily navigate to specific numbers using the search function and adjust the display with pinch-to-zoom gestures.

View numbers up to 1 trillionPrime numbers highlightedTap for prime factors
📚 Education
(24)
free
9
Prime Number or No:Simple Game
Prime Number or No:Simple Game
Prime Number or No:Simple Game
math app.2,3,5,7... infinite
Free

Test your knowledge of prime numbers in this engaging math game. Quickly identify whether displayed numbers are prime or not to increase your score and deepen your understanding of mathematical concepts. Enjoy an endless challenge with a simple interface designed for fun and learning.

Identify prime numbersInfinite gameplayScore tracking
🎮 Games
(1)
ad-supported
10
Prime Factorization
Prime Factorization
Prime Factorization
by Sohei Mori
Free

This utility app breaks down integers into their prime factors. It also calculates the number and sum of divisors, lists all divisors, and identifies specific number types like prime, perfect, abundant, or deficient.

Prime factorization of integersCalculate number of divisorsSum of divisors calculation
🔧 Utilities
(5)
free
11
Prime Not Prime
Prime Not Prime
Prime Not Prime
Number Swiping Game!
Free

A fast-paced game that combines number recognition with a swiping mechanic. Players swipe right for prime numbers and left for non-primes, aiming to build long streaks. It's designed to be both educational and entertaining, with leaderboards for competitive play.

Addictive swiping gameplayTest prime number knowledgeBuild streaks and complete challenges
📚 Education
(4)
free
12
Prime Number Puzzle
Prime Number Puzzle
Prime Number Puzzle
by RUCKYGAMES CO., LTD.
Free
🎮 Games
(0)
13
Prime Number Shuttle Run
Prime Number Shuttle Run
Prime Number Shuttle Run
Answer the prime numbers!
Free
🎮 Games
(0)
14
iTalkBB Prime–Int'Nums&eWallet
iTalkBB Prime–Int'Nums&eWallet
iTalkBB Prime–Int'Nums&eWallet
US/Canada/China Number
Free

This communication app offers international calling, SMS, and MMS without SIM cards. Get a US/Canada number and an optional China/Hong Kong number for seamless global communication. Enjoy free international minutes, unlimited local calls, and group sharing features.

Dual phone numbers on one deviceInternational SMS and MMSFree international calls
🌐 Social Networking
(1.3K)
free
15
Touch the Prime Numbers
Touch the Prime Numbers
Touch the Prime Numbers
by RUCKYGAMES CO., LTD.
Free

A straightforward game where players tap prime numbers as they appear. It's designed for quick play sessions and introduces users to a list of prime numbers. The game includes Game Center integration for leaderboards.

Tap prime numbersList of prime numbers providedQuick gameplay
🎮 Games
(1)
free
16
PrimeNumbersGirl
PrimeNumbersGirl
PrimeNumbersGirl
Prime Numbers...love it?
Free

Embark on a love story adventure centered around prime numbers. Engage in a simple yet captivating game where you must quickly determine if given numbers are prime. Success unlocks positive outcomes, while incorrect answers may lead to playful reprimands.

Prime number identification gameplayInteractive story with a mysterious girlJudgment-based challenges
🎮 Games
(0)
free with in-app purchases
17
Mersenne Primes
Mersenne Primes
Mersenne Primes
Study the biggest prime number
Free

Explore and view the digits of all known Mersenne prime numbers. Witness the generation process for extremely large primes, page by page, and locate specific digits by their sequence number.

View all digits of known Mersenne PrimesWitness prime number generation processPage-by-page digit exploration
📚 Books
(1)
free with in-app purchases
18
i*PRiMES: Number Puzzle
i*PRiMES: Number Puzzle
i*PRiMES: Number Puzzle
Meet the atoms of mathematics
Free

A minimalist puzzle game designed to enhance number literacy and cognitive skills. Enjoy bite-sized gameplay without timers or pressure, improving your ability to work with numbers in daily life.

Brain strengthening puzzlesImproves number literacyBitesize gameplay
🎮 Games
(4)
free
19
prime-number Mandala
prime-number Mandala
prime-number Mandala
by tomoaki yuki
Free

Create intricate mandala designs using the unique mathematical concept of prime numbers. Explore a creative outlet that combines art and number theory.

Draw mandalas with prime numbersUnique artistic creationCombines art and math
🎬 Entertainment
(1)
free
20
Prime number girls collection
Prime number girls collection
Prime number girls collection
Enjoy Prime numbers practice
Free

Practice identifying prime numbers by swiping. Collect cute characters associated with prime numbers and compete for high scores on a global leaderboard. Learning math can be fun and engaging.

Prime number practiceCharacter collectionHigh score aiming
🎮 Games
(0)
ad-supported

FAQ about Prime Numbers

What are the best prime numbers apps & games for iPhone?
The Prime Numbers App tops our prime numbers apps & games ranking as of July 2026, with a 4.7-star average from 40 App Store ratings, and it's free to download.
Yes — 18 of the top prime numbers apps & games we rank are free to download, including The Prime Numbers App and Prime Checker.
The Prime Numbers App has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 185+ prime numbers apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
The Prime Numbers App is a utility designed to help users explore prime numbers. It allows you to check if a number is prime, find the next prime number, and generate lists of primes within specified ranges. It also includes a performance testing feature.
The app's first feature allows you to quickly input any number and determine whether it is a prime number or not. This is a core function for exploring number properties.

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