GasCalc Pro app icon

Apps Like GasCalc Pro for iPhone and iPad

by Nergiz Calhan★ 0.00 ratingsBusinessFreeData updated 2026-09-06

Ranked alternatives

Showing 221–240 of 1,000 ranked alternatives.

  1. OilField HandyCalc Lite app icon

    OilField HandyCalc Lite

    Aliasgar Rangwala

    Calculate data on the go

    Calculate annular and pipe volumes, determine hydrostatic pressure, and compute ECD. Convert volumes between units. Export results via email or share with colleagues. Perform on-the-job calculations for and drilling operations.

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-09
  2. Fluid Mechanics Calc app icon

    Fluid Mechanics Calc

    Trelleborg Sealing Solutions Germany GmbH

    Calculate and engineering parameters

    Calculate , civil, structural, and engineering parameters. Solve pipe flow problems and analyze system performance. Support automotive, aviation, and petroleum applications. Assist with design, maintenance, and operation of systems.

    ★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06
  3. Greenheck Toolbox app icon

    Greenheck Toolbox

    Greenheck Fan Corporation

    Calculate fan laws and size ducts

    Fan Law Calculator allows users to input rpm, cfm, static pressure, and horsepower. Modifying one value recalculates the others. Ductulator helps size HVAC ducts by inputting shape, dimensions, air temperature, elevation, and roughness.

    ★ 3.03 ratingsUtilitiesFreeData updated 2026-09-08
  1. Air Density Calculator app icon

    Air Density Calculator

    Tan Chia Ling

    Calculate air , temperature, or pressure

    Calculate air , temperature, or pressure with instant results. Copy calculations to other apps. Includes formulas for reference. Supports up to 16 decimal places and various units for each input.

    ★ 0.00 ratingsUtilities$2.99Data updated 2026-09-06
  2. QuickMPG - gas mileage calculator app icon

    QuickMPG - gas mileage calculator

    Steven Romej

    Calculate gas mileage on one screen.

    The app calculates fuel mileage by entering trip meter miles and gallons used. It displays the current MPG rating and the date and rating of the last fill-up for easy comparison.

    ★ 2.010 ratingsUtilitiesFreeData updated 2026-09-12
  3. Compressed Air Calc by ALMiG app icon

    Compressed Air Calc by ALMiG

    ALMiG Kompressoren GmbH

    Calculate pressure drop and convert units

    Optimize air systems with unit conversions for pressure, volume, and temperature. Calculate pressure drop, condensate formation, and standard cubic meters according to DIN 1343 and ISO 2533. Determine optimal receiver size and system efficiency.

    ★ 4.01 ratingsProductivityFreeData updated 2026-09-10
  4. Drill Bit Nozzle Calculator app icon

    Drill Bit Nozzle Calculator

    NOV Inc.

    Calculate bit TFA and pressure drop

    Calculate bit TFA, pressure drop, HSI, and impact force using bit size, flow rate, nozzles, and mud weight. Reverse calculate sizes for a desired total flow area and number of nozzles.

    ★ 5.02 ratingsBusinessFreeData updated 2026-09-11
  5. Compare Flow app icon

    Compare Flow

    iENGINEERING Corporation

    Pipe capacity and material options

    Calculate hydraulic capacity using Manning's Formula for non-pressure sewers. different pipe geometries and materials. Evaluate rates for circular, elliptical, arch, box, and corrugated metal pipes. Input dimensions and slope to determine capacity.

    ★ 4.65 ratingsProductivityFreeData updated 2026-09-08
  6. Gas Rate Calculator app icon

    Gas Rate Calculator

    Stephen Lalor

    Calculate gas rates and email results

    Calculate gas rates for Imperial and Metric meters up to 16 cubic metres. Input meter readings to determine ratings. Email results directly from the . Track and record gas service data for engineers and installers.

    ★ 0.00 ratingsBusiness$4.99Data updated 2026-09-08
  7. ProEngineer Calculator app icon

    ProEngineer Calculator

    Margaret Hayes

    Calculate, analyze, and manage engineering tasks

    Perform stoichiometric calculations and material balance analysis. Calculate electrical circuits and fluid dynamics. Access engineering formulas and unit converters. Manage project timelines and resource allocation.

    ★ 5.01 ratingsProductivityFreeData updated 2026-09-06
  8. HVAC Toolkit app icon

    HVAC Toolkit

    Carmel Software Corporation

    Track equipment and PT charts

    Provides access to multiple specialized tools for professionals. Users can locate equipment, read PT charts, calculate refrigerant charges, size ducts, estimate quick loads, and analyze psychrometric data.

    ★ 5.02 ratingsProductivity$23.99Data updated 2026-09-08
  9. Pipe Tools app icon

    Pipe Tools

    Global Alloy Pipe & Supply, Inc.

    Access specs and charts on the go

    Access steel specifications including wall thickness and mass measurements in inches, millimeters, pounds, and kilograms. Convert units between feet, meters, pounds, and metric tonnes. Compare costs and view charts from ASME B36.

    ★ 4.119 ratingsProductivityFreeData updated 2026-09-08
  10. NEC Box & Conduit Calc app icon

    NEC Box & Conduit Calc

    V PUGAZHENTHI

    Calculate box fill, fill, and wire volume

    Calculate box fill, fill, and wire volume according to NEC standards. Input device counts, equipment grounding, and internal clamps. Access common box sizes and types for accurate volume calculations.

    ★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06
  11. Cat® Methane Number Calculator app icon

    Cat® Methane Number Calculator

    Caterpillar Inc.

    Calculate and gas parameters

    Calculate , heating value, and natural gas parameters. Enter custom gas samples or use pre-loaded standards. Export results and share data directly.

    ★ 4.01 ratingsBusinessFreeData updated 2026-09-06

How we rank alternatives

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