Comparison

Find Prime Num vs Math Tools B

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

Head to head
About

Find Prime Num

Quickly determine if a number is prime and find one of its factors. This app also measures calculation time to help you benchmark your device's processing speed. Share your results and compare performance with others.

Highlights
  • Calculate prime numbers up to 64-bit integers
  • Measure processing time for device speed comparison
  • Find one factor of a non-prime number
  • Share calculation results
  • User-friendly interface
Features
Read full description

Do you want to find out if a number if a prime number? Are you constantly spending hours to calculate if a long number is prime? If the answer is yes for any of these questions, you should download "Find Prime Num" app. "Find Prime Num" allows you to find out if a number is a prime or not. It will also give you a factor of this number. In addition, it will tell you how long it takes for the app to calculate, which indicates how fast your device is. You can use this value to test your device's processing speed against other devices. "Find Prime Num" is an app for you to find out if your number is prime. It can be used on iPhone, iPod Touch and iPad. It is simple, easy to use, and very informative. You can share your results with others as well. Main Features ◉ Calculate prime number up to 64-bit integer ◉ Calculate the processing time, an indicator of the speed of the CPU of your device ◉ Calculate one factor of your number if it isn't a prime ◉ Share your results with others to see whose devices are faster ◉ User-friendly interface

About

Math Tools B

This app helps users understand mathematical concepts and perform various numerical tasks. It offers features like factoring, prime factorization, fraction simplification, and random number generation, all computed locally for speed.

Highlights
  • Factoring
  • Prime Factorization
  • Greatest Common Divisor
  • Decimal to Fraction Conversion
  • Fraction Simplification
  • Fraction Arithmetic
  • Random Number Generation
Features
Read full description

Understand math and numbers better, whether it be for school or any other purpose. This app can help you with many numerical tasks including: • Factoring • Prime Factorization • Greatest common divisor • Finding prime numbers • Conversion of a decimal to a fraction • Simplification of Fractions • Fraction Arithmetic • Random Number Generation You can expect speed, some of the fastest known algorithms are used in the calculations and all of the operations are computed on your physical device. This takes off the time that would otherwise be used to communicate with servers through the internet. The one exception to this is the nth prime page which contacts a server to be able to quickly give you up to nearly the 10 trillionth prime number in just seconds.

Screenshots

Find Prime Num4 screens
Math Tools B3 screens

Verdict

The call

Find Prime Num and Math Tools B both sit at 5.0 stars, but that hides the real split: 100% of Math Tools B's written reviews are positive against 50% of Find Prime Num's. Math Tools B also leads on iOS requirement (10.0 vs 12.0). Find Prime Num's advantage is update cadence (every 4 days vs every 10 days). On price, rating, ratings volume and ads 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Find Prime Num against 5.0 for Math Tools B. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 50% of Find Prime Num's written reviews are positive against 100% of Math Tools B's.

UpkeepUpdate frequency

Find Prime Num ships an update every 4 days, Math Tools B every 10 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
Find Prime Num versus Math Tools B: the parameters behind the verdict, then further details
ParameterFind Prime NumMath Tools B
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings11
Update frequencyEvery 4 days — betterEvery 10 days
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.010.0 — better
Further details — not scored
Size8 MB48 MB
Age rating4+4+
DeveloperDuo Pisceses, Inc.Jaron Wakley

Customer experience

Find Prime Num

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

Math Tools B

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Find Prime Num

No in-app purchases

None

Math Tools B

No in-app purchases

Questions

Is Find Prime Num free?
Find Prime Num is free to download, with no in-app purchases.
Is Math Tools B free?
Math Tools B is free to download, with no in-app purchases.
Which has better reviews, Find Prime Num or Math Tools B?
Find Prime Num and Math Tools B are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Find Prime Num or Math Tools B have ads?
Neither Find Prime Num nor Math Tools B shows ads.
Which is updated more often, Find Prime Num or Math Tools B?
Find Prime Num ships an update every 4 days, and Math Tools B every 10 days. Most recently, Find Prime Num was updated on October 14, 2026 and Math Tools B on October 16, 2026.

Other comparisons