Inrock HDD HydroCalc app icon

Apps Like Inrock HDD HydroCalc for iPhone and iPad

by Inrock Drilling Systems, Incorporated★ 5.06 ratingsProductivityFreeData updated 2026-09-06

Ranked alternatives

Showing 421–440 of 1,000 ranked alternatives.

  1. Tip Right! - Tip Calculator app icon

    Tip Right! - Tip Calculator

    Audrey Prins

    Calculate tips and split bills

    Calculate tips based on total amount and percentage. Split tips and bills among group members. Customize tip percentages and view total amounts per person. Share results via text or social media.

    ★ 5.07 ratingsUtilitiesFreeData updated 2026-09-06
  2. HVAC Pipe Sizer - Gas Low app icon

    HVAC Pipe Sizer - Gas Low

    Carmel Software Corporation

    Size gas piping systems with precise inputs

    Calculate gas piping system sizes for low-pressure applications. Input total flow, pressure drop, diameter, or velocity. Output exact and nominal diameters, calculated velocity, and total equivalent length.

    ★ 5.02 ratingsProductivity$4.99Data updated 2026-09-08
  1. Time Calculator Premium app icon

    Time Calculator Premium

    Adrien Brecheteau

    Calculate hours and minutes instantly

    Perform calculations by adding and subtracting hours and minutes. Display calculations in real-. Save all entries in memory after closing. Convert hours to decimal format. Handle large numbers up to hundreds of thousands of hours.

    ★ 4.610 ratingsUtilities$3.99Data updated 2026-09-10
  2. SwiCalc app icon

    SwiCalc

    R.L. McCoy Inc.

    Calculate measurements and estimate costs

    AR Measurements: Use Apple's AR technology for precise distance and space measurements. Track project progress with detailed notes and schedules. Calculate material costs and labor estimates. Export reports and share files directly.

    ★ 5.02 ratingsProductivityFreeData updated 2026-09-06
  3. Loan Calculator EMI app icon

    Loan Calculator EMI

    Edison Largo

    Calculate EMIs for various loans and mortgages

    Calculate EMIs for personal, home, and car loans. Adjust amount, interest rate, and tenure. View monthly payment schedules. Compare different scenarios. Save and share calculation results.

    ★ 5.06 ratingsFinanceFreeData updated 2026-09-06
  4. Plumbing Formulator app icon

    Plumbing Formulator

    Historycentral.com Inc

    Professional calculator for plumbing and HVAC.

    The app offers over 200 formulas and tools for plumbing, HVAC, and mechanical contractors. It includes calculators for water flow, piping, drainage, water heaters, pumps, gas, medical gas, pools, septic, and thermal expansion.

    ★ 4.67 ratingsProductivityFreeData updated 2026-09-10

How we rank alternatives

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