Engineering conversions, calculators, custom units, history, favorites, and reference tools for faster field and desk work.
Engineering Unit Converter is a powerful and easy-to-use iPhone app designed for engineers, students, technicians, and anyone who works with technical measurements. Convert between hundreds of engineering and scientific units instantly, with precision you can trust.
Whether you’re on the job site, in the lab, or studying for an exam, Engineering Unit Converter helps you save time and avoid calculation errors.
Key Features
Comprehensive Unit Categories
Length
Volume
Mass & Density
Force, Pressure & Stress
Energy, Power & Torque
Temperature (°C, °F, K, Rankine)
Electrical Units (Voltage, Current, Resistance, Capacitance)
Engineering-Focused Precision
High-accuracy calculations suitable for professional use
Supports scientific notation and decimal precision
Instant Conversions
Results update in real time as you type
One-tap unit switching
Clean & Intuitive Design
Optimized for iPhone with a simple, distraction-free interface
Easy navigation between unit categories
Offline Ready
All conversions work without an internet connection
Perfect For
Mechanical, electrical, civil, and chemical engineers
Engineering students and educators
Technicians and field professionals
Anyone needing fast, reliable unit conversions
Engineering Unit Converter turns your iPhone into a dependable engineering tool you can rely on anytime, anywhere
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
Version 1.2 expands Engineering Units Converter for deeper engineering work.
- Expanded to 32 conversion categories for engineering, field, and technical calculations.
- Added search, favorites, conversion history, unit customization, and custom units.
- Added engineering tools including an expression calculator, HVAC cooling calculator, physical constants, thermocouple data, and hardness references.
- Improved conversion accuracy for radiation dose and equivalent dose, moment of inertia, HVAC cooling, and fuel economy edge cases.
Version 1.2
The developer, Jose Gerardo Palma Duran, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Privacy practices may vary, for example, based on the features you use or your age. Learn More
The developer indicated that this app supports the following accessibility features. Learn More
Supported Features
Dark Interface
Information
Seller
Jose Gerardo Palma Duran
Size
6.2 MB
Category
Productivity
Compatibility
Requires iOS 17.0 or later.
iPhone Requires iOS 17.0 or later.
iPad Requires iPadOS 17.0 or later.
Mac Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.