Apps Like Oxygen Calculation Tool for iPhone and iPad
Calculate supply and flow rate
Calculate usable time based on supply and flow rate. Input flow rate as free flow or from ventilation settings using minute ventilation and FiO2. Add or remove up to 10 cylinders for portable and onboard supplies.
Oxygen Calculation Tool screenshots
Ranked alternatives
Showing 801–820 of 1,000 ranked alternatives.


Handwriting Grid Math Training
Tatsuya Yamaguchi
Solve problems
Practice mental with addition, subtraction, or multiplication problems. Input answers by , with automatic progression to the next problem upon correct response. Adjust size and hand preference in settings. Compatible with Apple Pencil on iPad.




Pilot's Tool
Stealth Productions Limited
Common aviation calculations and conversions.
The app offers aviation unit conversions, fuel calculations, and wind analysis tools. It includes calculators for latitude/longitude formats, altitude, turns, and crew rest timing.

PFT eval
Joshua D. steinberg
Evaluate PFTs and diagnose disorders
Analyzes Pulmonary Function Tests through a stepwise approach. Guides users through evaluating ventilation and respiration disorders. Provides diagnostic insights based on medical protocols.

NefroCalc
Oscar Sosa
Calculate GFR using CKD EPI, MDRD, Cockcroft-Gault,
Calculate glomerular filtration rate (GFR) using CKD EPI, MDRD, Cockcroft-Gault, or Schwartz formula for children. Input patient data to receive GFR results. Provide references to formulas and their clinical applications.



Touch Fluids
Xavier Daxhelet
Fluid mechanics equations and animations.
The app provides a memorandum of fluid mechanics equations and animations illustrating concepts. It covers fluid statics, fluid in motion, continuity, energy, linear momentum, and flow in pipes.

Piles Capacity
hetGE LLC
Estimate bored pile capacity quickly.
The app offers a modern design for estimating the capacity of cast-in-place bored piles. It includes a unique soil profile builder and supports both metric and imperial units for calculations and reporting.








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