OB ToolBox app icon

Apps Like OB ToolBox for iPhone and iPad

by Frederick Blair★ 5.02 ratingsMedicalFreeData updated 2026-09-06
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Ranked alternatives

Showing 941–960 of 1,000 ranked alternatives.

  3. Calculadora URSA AIR app icon

    Calculadora URSA AIR

    Etex SA

    Calculate installation duct parameters simply.

    The app correlates parameters to calculate an installation duct. It allows dimensioning URSA AIR ducts or solving problems in situ.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-10-31
    App details
  12. Electronic Circuits Calc Pro app icon

    Electronic Circuits Calc Pro

    ALG Software Lab SIA

    Calculate , analyze components, design layouts

    Calculate electrical values using over 130 circuit calculators. Analyze resistor, capacitor, and inductor values. View component datasheets and circuit diagrams. Convert units and solve Ohm's law problems.

    ★ 0.00 ratingsUtilities$4.99Data updated 2026-09-06
    App details
  15. Helicopter Pitch Calculator app icon

    Helicopter Pitch Calculator

    iDoer Aps

    Calculate helicopter blade pitch and gap.

    The app calculates helicopter blade pitch or tip gap. When blade length and pitch are known, it calculates tip gap.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-10-06
    App details

How we rank alternatives

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