Apps Like PFC Calculator for iPhone and iPad
Ranked alternatives
Showing 441–460 of 1,000 ranked alternatives.

TwoCycleGas
Robert Linser
Calculate fuel mix for 2-cycle engines
Calculate fuel and oil mix ratios for 2-cycle engines. Input fuel volume and desired ratio to determine precise oil amount. Adjust settings for different engine types and environments. Save frequently used mix configurations.




Plutocalc+ Water
Daniel Peig
Solve treatment problems
Solve engineering problems with 103 calculators and 2670 calculations. Access chemical databases and standards. View self-explanatory diagrams. Input data for real-time results. Supports multiple languages including English and Portuguese.



Cornell Pump Toolkit
Cornell Pump Company
Calculate heads, losses, and save results
Calculate Total Dynamic Head, Net Positive Suction Head, and Friction Loss. Save and share calculation results. Suggest pumps from a catalog based on system needs. Function without internet connection on Apple devices.


Nitrox Blender & Calculator
Computerware ApS
Calculate MOD, oxygen percentage, and gas mix
Calculate MOD, optimal oxygen percentage, and equivalent air depth for dive planning. Determine gas mix ratios based on desired end gas or input mix. Adjust mix calculations when filling tanks with different gases.

Natural Gas Pipe Size
Sebastjan Valic
Size natural gas pipes and calculate pressure.
The app provides instant pipe diameter estimates for natural gas installations. Users can calculate pressure drop by customizing pipe material, fittings, and valves, with support for metric and imperial units.






Construction Build Calculator
Elementra LLC
Calculate framing, concrete, tile, and roofing
Perform calculations for framing, concrete, tiles, and roofing with built-in unit conversions. Input project dimensions to estimate material quantities. Save and share calculation results. Sync data across devices for project management.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.