Apps Like Plumbing Formulator for iPhone and iPad
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.
Plumbing Formulator screenshots
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.



Simple Unit Converter - Pro Measurement and Conversion Calculator for Multi Units
Jian Yih Lee
Convert across length, area, mass, temperature,
Convert across categories including length, area, mass, temperature, volume, density, and flow rates. Switch between like km to miles or Celsius to Fahrenheit. Calculate torque and viscosity values. Export results and share conversions directly.

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.


Pipe Flow Gas Pipe Diameter
Daxesoft Ltd
Calculate for rate and pressure loss
Calculate minimum for gas based on rate and pressure loss. Use multiple equations including AGA, Panhandle A, and Weymouth. Automatically adjust for gas density with Ideal Gas Law and CNGA compressibility factor. Input parameters and view results.


Units Plus Converter
Alan Mrvica
Swap currency with a single button press
Convert across 12 categories including area, currency, data, distance, temperature, and time. Swap by pressing a button on the keypad. View live currency updates for 155 world currencies every 15 minutes. Supports iPad Split View.

Electrical Formulator
Historycentral.com Inc
Complete electrical calculation tool for professionals.
The app provides over 100 electrical formulas for calculations and conversions. Users can save, print, or email results and access frequently used formulas.


HyTools
IMI Hydronic Engineering International SA
Hydronic calculations for HVAC professionals.
The app offers hydronic calculations for HVAC professionals, including flow, pressure drop, and valve sizing. It also provides radiator power estimation and unit conversion features.



Pipe Calc Elite
Cyberprodigy LLC
Calculate dimensions and pressure loss
Calculate dimensions and pressure loss for 7 materials. Solve linear and rolling offsets, cutbacks, and other job site equations. Convert units and store standard data for quick access.

Flow Rate Help
Armchair Engineering
Calculate , diameter, or velocity
Calculate fluid rates, pipe diameter, or liquid velocity. Choose units for diameter, velocity, and . Set decimal precision for results. Solve equations for accurate measurements.


WinFab - Sheet Metal Ductulator
pasquale dipaola
Calculate duct sizes and dimensions
Calculate duct sizes based on airflow requirements and space constraints. Input dimensions and airflow rates. Generate reports with material estimates and installation guidelines. Export data for sharing or record-keeping.

Zimmatic Irrigation Calculator
Lindsay Corporation
Convert units and calculate system metrics
Perform calculations for hydraulics, depth, friction loss, wire sizing, application rates, rotation time, system flow rates, and area. Convert between metric and US units. Use yield converter for unit conversions.


Concrete Calc Pro Calculator
Calculated Industries, Inc.
Calculate volume for slabs, footings, and walls
Calculate volume for slabs, footings, columns, walls, and stairs in cubic yards, feet, or meters. Estimate needed, determine weight and bag requirements. Calculate rebar spacing and truckloads.
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