Apps Like SuperCALC for iPhone and iPad
Industrial furnace calculations made simple.
The app provides industrial furnace calculations. It includes a furnace calculator for %Carbon, Dew Point, and %Oxygen, an IR 3-gas calculator for % Carbon, and a generator calculator for air and gas flow.
SuperCALC screenshots
Ranked alternatives
Showing 281–300 of 1,000 ranked alternatives.



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.


Average Calculator HD
Piet Jonas
Calculate means and standard deviations.
The app calculates arithmetic mean, geometric mean, and harmonic mean. It also computes standard deviation and confidence intervals for saved data sets, with results available for emailing.

Calculator-SimpleMath
Tanner Crook
Simple math for everyday use.
The app offers fast, easy calculations with a simple interface suitable for all ages. It is an ad-free calculator designed for personal or educational devices.




Thermodynamics Calculator
V PUGAZHENTHI
Engineering calculations and reference tables.
The app provides 44 thermodynamics and heat-transfer calculators, along with reference tables. It allows users to solve for any variable and switch between SI and USCS units instantly.


Meridian / JetProp Torque
InfoPogo, Inc.
Calculate flight metrics instantly
Calculate max speed cruise , true airspeed, pounds per hour, and NM/pound based on altitude and outside air temperature. Input values for Piper , M600, M700 Fury, and DLX aircraft. Reference performance tables and figures from specific POH sections.


Carpenter Square & Stair Calc
Red Shepard LLC
Measure, convert, and with precision
Allows users to measure and calculate dimensions using feet, inches, and sixteenths. Input tape measure data directly for accurate conversions. Calculate angles and verify corners without manual calculations.

Loan Calculator 2025
Simon Burgess
Calculate loans with real-time updates
Calculate details instantly by entering amount, interest rate, and term. View real-time updates in tables and charts. Adjust values quickly with popup number pad or change buttons. See payment schedules and visual summaries of terms.


IsI Calculator
Dominic Barra
Complete calculator for everyday calculations.
The app provides a calculator with addition, subtraction, multiplication, division, percent, account, and potentiation functions. It is now useable on Apple Watch.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.