Apps Like TDH Calculator for iPhone and iPad
TDH Calculator screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


Pipe Trades Pro Calc
Calculated Industries, Inc.
Try before you buy with free trial
Perform length calculations, determine fittings angles, and estimate material requirements. Access schedules, standards, and industry-specific data. Convert units and calculate pressure drops. Save and export calculation results.



ComprCheck
Mingxuan Fan
Design compressors, track performance, edit schematics, maintain
Allows users to calculate compressor processes, including overall and stage compression ratios. It includes 19 calculators and data charts for design, operation, fabrication, and maintenance of diaphragm compressors.

Duct Calculator Elite
Cyberprodigy LLC
Calculate size, velocity, and pressure drop
™ lets users input airflow, velocity, or friction to determine size. Calculate pressure drop and flow rate. Input dimensions for custom shapes. Export results and save calculations.




Fluid Mechanics Calculator
V PUGAZHENTHI
Calculate and civil engineering parameters
Provides tools to compute parameters like pressure, flow rate, and viscosity. Users can switch between USCS and SI units. Features include calculating buoyant force, hydraulic radius, and density. Supports civil engineering and dynamics calculations.


CPF TechTools
Charlotte Pipe and Foundry Company
Calculate pipe expansion and temperature adjustments
Calculate pipe expansion and contraction with built-in formulas. Adjust for temperature de-rating using industry-standard methods. Access tools for plumbing engineers, contractors, and architects. Future updates will add more features.


Gas Pipe Sizing Calculator
Connor Kelley
Calculate gas size based on BTU, length,
Calculate gas size based on BTU load, length, and gas type (LP or Natural). Input values and select gas type to determine minimum size. Output result for immediate use.

Tape Measure Calculator Pro
Bugfoot Studios LLC
Calculate measurements directly on the
Calculate measurements with addition, subtraction, multiplication, and division. Convert between decimals and fractions. Display results directly on a visual interface. Mark precise positions without manual calculations.


Pipe Flow Wizard - Calculator
Daxesoft Ltd
Calculate rate and pressure loss
Calculate fluid rates and pressure loss in pipes. Determine diameter or maximum length based on rate and pressure drop. Find friction loss and rate using built-in formulas. Input dimensions and fluid properties for accurate results.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.