Rayons app icon

Apps Like Rayons for iPhone and iPad

by Timothy P Miller★ 0.00 ratingsUtilities$4.99Data updated 2026-09-20
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Ranked alternatives

Showing 321–340 of 1,000 ranked alternatives.

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    Chain & Sprocket Calculator

    Vladislav Zhirnov

    Calculate and ratios

    Calculate gear ratios and speeds by entering teeth. Determine length and tension. Select sizes and types. Export calculations as PDF or image. Compare setups for efficiency.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-06
    App details
  7. HELVEI app icon

    HELVEI

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    ★ 3.01 ratingsUtilitiesFreeData updated 2026-09-11
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  8. HVAC-calculator app icon

    HVAC-calculator

    Trond Rossvoll

    HVAC calculations for building energy use.

    The app performs HVAC calculations for building energy use. It helps users calculate SFP, temperature efficiency, air velocity, duct dimensions, and pressure drop.

    ★ 4.01 ratingsProductivity$4.99Data updated 2026-10-10
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  10. Auto Meka app icon

    Auto Meka

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    ★ 0.00 ratingsShoppingFreeData updated 2026-09-06
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  12. COPS OFFICE app icon

    COPS OFFICE

    Office of Community Oriented Policing Services

    ★ 5.01 ratingsEducationFreeData updated 2026-09-06
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  13. Gradepen app icon

    Gradepen

    Machlev Smart Applications Servico e Venda de Sistemas Ltda ME

    Grade shuffled tests automatically and quickly.

    The app grades objective questions using a device's camera. Teachers can input grades for open-ended questions to calculate a final score.

    ★ 4.52 ratingsEducationFreeData updated 2026-10-15
    App details

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.