Primality app icon

Apps Like Primality for iPhone and iPad

Check if a number is prime

Determine if a number is prime or list its prime factors. Input any integer between 0 and 999,999,999,999. Identify the prime ordinality of a prime number, showing its position in the sequence of primes.

by Bruce Schechter★ 4.926 ratingsUtilitiesFreeData updated 2026-09-26

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Ranked alternatives

Showing 741–760 of 1,000 ranked alternatives.

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    25ID Blue Book

    Christopher Carnell

    Quiz and calculate ACFT scores

    The provides conduct and appearance guidelines for 25th Infantry Division soldiers. Includes a 30-question quiz on topics. Features an ACFT calculator for score estimation.

    ★ 4.25 ratingsReferenceFreeData updated 2026-09-06
  1. Movie Patrol Pro app icon

    Movie Patrol Pro

    Marcio Rocha da Rosa

    Find movies and series to watch

    Recommend movies and series based on user preferences. Search for titles by genre, release year, or actor. View detailed descriptions and cast information. Set reminders for upcoming releases. Sync watchlists across devices.

    ★ 0.00 ratingsEntertainment$1.99Data updated 2026-09-06
  2. Cancer Y90 Calculator app icon

    Cancer Y90 Calculator

    Softmills Technology International

    Calculate Y-90 dosimetry and ratios

    Calculate Y-90 treatment plans using single compartment and partition models. Input T:N ratios for partition model calculations. Determine mean sphere count for SirSpheres™ or Therasphere™ across multiple calibration dates.

    ★ 5.07 ratingsMedicalFreeData updated 2026-09-06
  3. Ark app icon

    Ark

    Sesaab Servizi Srl

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-12

How we rank alternatives

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