Apps Like Engineering Survey Calculator for iPhone and iPad
Calculate parameters and units
Calculate standard deviation, probable error, and error of the mean for surveying and civil measurements. Switch between imperial and metric units. Perform calculations for series of observations and single or combined accidental errors.
Engineering Survey Calculator screenshots
Ranked alternatives
Showing 281–300 of 1,000 ranked alternatives.


VRF & Mini-Splits
Lennox Industries
Technical information for HVAC systems.
The app provides immediate access to technical information for HVAC systems. Users can watch how-to videos, access installation manuals, and review error code lookup tables with troubleshooting guides.



Trigonometry Calculator.
Horitech Ltd
Calculate triangle angles and sides
Calculate sides and angles for right-angled and scalene triangles. Access a reference guide for formulas. Perform precise calculations using known values.




Ultra Measure Master
Calculated Industries, Inc.
Convert units between standard and metric systems
Convert units between U.S. standard and metric systems. Calculate length, weight, volume, and temperature. Switch between imperial and metric measurements. Store frequently used conversions.


JicoCalc - Calculator
Shanghai Mashang Yunxing Technology Co., Ltd.
Convert units, calculate formulas, solve equations
Offers basic and scientific functions for daily tasks and complex computations. It includes unit converters with 41 categories, allowing users to drag and sort units, switch base units, and perform accurate calculations.


WALT Calculator
Jeff McClay
Weather, location, and target computations.
The app offers a density altitude calculator for weather comparisons and a field elevation calculator. It also includes a geographic coordinates converter and a geographic distance calculator.


Oilcalcs
ron mooring
Complete calculator for oil professionals.
The app calculates weights and volumes for oil and gas professionals using ASTM tables and formulas. It offers features for crude oil, products, and lube oils, including blending and density calculations.




SpiroDesigner - spirograph app
Masahiko Fukuyama
Draw beautiful geometrical art patterns.
The app draws geometrical patterns similar to the SpiroGraph toy. It allows users to design complex artwork and draw mathematical curves like cycloids and trochoids.

Nepy
Davide Baj
A field reference for Nepenthes.
The app provides illustrated entries for Nepenthes species, including pitcher photographs, descriptions, distribution, and field notes. Users can filter by region and pitcher type, save selected, and compare species.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.