Apps Like Instrument Toolbox for iPhone and iPad
Ranked alternatives
Showing 221–240 of 1,000 ranked alternatives.


Techline Calculator
Visual Impact Technologies Inc.
Landscape design project supply calculations
The app provides a guideline for landscape design, project supplies, measurements, and calculations. It includes variables for soil, plants, dripline placement, irrigated area, pressure, flow rate, and emitter spacing.

OhmCalc Master
Adem ELMACI
Calculate electrical values instantly
Perform electrical calculations using Ohm's Law, voltage, current, resistance, and power. Analyze three-phase systems with balanced and unbalanced load options. Convert units and calculate wire sizes. Save and export calculation results.

Scientific Calculator +
Kyle Bartlett
Calculate, solve, and analyze equations
Perform complex calculations with functions including trigonometry, hyperbolic operations, and logarithms. Use memory functions, angle modes, and constants like π and e. Evaluate expressions with parentheses and view calculation history.

Calculator # Converter
CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC
Calculations made simpler than ever before.
The app offers a scientific calculator with over 800 formulas. It includes currency and unit converters, date and time functions, and finance tools.

EduCalc
William Jockusch
Solve equations and graph functions
Scientific calculator allows complex equation solving, graphing in portrait and landscape modes, and polynomial root finding up to 10th degree. Adjust font sizes and graph line widths. Solve systems of equations and matrices.


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.


Drilling Units Converter
Carlos Moura
Convert units for oilfield professionals.
The app provides unit conversions for the Oil & Gas industry. It includes common units for area, capacity, density, diameter, distance, flow rate, force, length, mass, pipe weight, power, pressure, and temperature.

HVAC Refrigerant PT
Cyberprodigy LLC
HVAC/R pressure-temperature reference tool.
The app provides pressure-temperature reference data for 55 refrigerants, including PT charts and superheat/subcooling calculations. It offers detailed refrigerant information and works offline without requiring an account or ads.

Energy Cost Calculator
V PUGAZHENTHI
Calculate use and per device
Calculate consumption and operating costs for electrical devices. Enter power consumption, daily usage time, and electricity rate. View daily, monthly, and yearly use and analysis. Optional peak load calculation for demand charges.


myConvert Lite
Lu A Oo
Convert units instantly and accurately
Convert units across multiple categories on a single screen. Perform calculations with a built-in numeric keyboard. Add custom units and categories. Navigate quickly with minimal scrolling. Supports both basic and complex conversions.

myConvert – Currency & Units
Lu A Oo
Convert units with one tap
Convert units across 77 categories with over 1000 options. Perform multiple conversions on one screen. Add custom units and categories. Use built-in calculator and numeric keyboard. Convert complex measurements like height and weight between systems.


Construction Calculator A1 Pro
BINARY AND BRICKS PRIVATE LIMITED
Calculate with imperial and metric systems
Calculate areas, volumes, and estimates using both imperial and metric systems. Convert units with built-in converters. Customize themes to choose preferred colors. Perform basic math operations and track calculations for projects.
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