Digital Slide Rule app icon

Apps Like Digital Slide Rule for iPhone and iPad

Calculate with rules

Learn to use rules for calculations and estimations. Explore straight, circular, spiral, and cylindrical types. Access dozens of scales and color options. View numeric values under the cursor.

by Ace Hoffman★ 5.015 ratingsEducationFreeData updated 2026-09-11
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Ranked alternatives

Showing 881–900 of 1,000 ranked alternatives.

  2. ColRegs: Rules of the Road app icon

    ColRegs: Rules of the Road

    The Other Hat

    Learn, reference, and test boating rules.

    The app provides illustrations and explanations for navigation rules and signals. It helps users understand vessel interactions and collision prevention, offering quizzes for knowledge testing.

    ★ 0.00 ratingsEducation$3.99Data updated 2026-09-25
    App details
  7. D180 app icon

    D180

    Junki John Kim

    ★ 5.02 ratingsEducationFreeData updated 2026-09-06
    App details
  8. NO Words Finder PRO/Norwegian app icon

    NO Words Finder PRO/Norwegian

    Rick Jansen

    Find by length, score, or pattern

    Solve crossword puzzles, cryptograms, and Scrabble-style games. Search for using wildcards like dots and at-signs. Sort by length, alphabet, or score. Copy, define, or look up online or in a dictionary. Slide over to use the alongside other apps.

    ★ 0.00 ratingsGames$3.99Data updated 2026-09-08
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  17. pyka_loop app icon

    pyka_loop

    pyka limited

    Create music from the world.

    The app enables users to create music from ambient sounds. Users can record sounds and manipulate them to create unique soundworks, fostering an explorative and playful approach to electronic music creation.

    ★ 4.01 ratingsMusicFreeData updated 2026-09-28
    App details

How we rank alternatives

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