Apps Like ComprCheck for iPhone and iPad
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.
ComprCheck screenshots
Ranked alternatives
Showing 341–360 of 1,000 ranked alternatives.


Fittings App ANSI
Steffen Weber
Measure flange dimensions and bolt details
Measure flange dimensions including class rating, bolt size, and thickness. Calculate elbow cutting measurements based on radius and standard specifications. Input manual data for custom adjustments.

Civil Engineering Calculators
V PUGAZHENTHI
Calculate and convert units
& Converters provides tools for structural analysis, unit conversion, and formula-based calculations. Users can compute shear capacity, slenderness ratio, compressive stress, bending stress, and safety factors.

Pool Service Log & Calculator
Verosocial Studio
Calculate in gallons or liters
Calculate in US Gallons, Imperial Gallons, or Liters for square, rectangular, free form, circular, oval, and elliptical shapes. Convert feet to meters, temperature, pressure, flow rate, and gallons to liters.

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.






FlowXpert
ABB b.v.
Calculate flow and fluid properties
Perform fluid property calculations and flow analysis for measurement systems. Access certified equations for pressure, temperature, and fluid behavior. Integrate with engineering software for accurate simulations and data validation.



Atom in a Box
Dauger Research, Inc.
Explore quantum states interactively with real-time 3D visualization of Hydrogenic orbitals.
The app visualizes Hydrogenic atomic orbitals with real-time 3D raytracing. It animates and describes all 140 eigenstates up to n=7 energy levels.

Unit Converter Expert
Mehta Group Ltd
Convert units, save favorites, track conversions
Convert units across five categories with instant access to favorites. Switch between measurement systems. Perform calculations for area, volume, and temperature. Save frequently used conversions for quick access.


How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.