OhmPro
Tools for Every Electrician
Free · Designed for iPad. Not verified for macOS.
Electrical calculator and formula tool for pros — solve Ohm’s Law, power, and circuit equations fast.
OhmPro – The Ultimate Electrician’s Companion App
OhmPro is an advanced toolkit built for electricians, engineers, and students who work with electrical systems. Designed to make your job faster, easier, and more precise, OhmPro combines essential electrical calculators, reference formulas, and smart utilities — all in one simple and powerful app. Whether you’re testing circuits in the field or studying for your next exam, OhmPro gives you the reliable calculations and clarity you need.
Key Features:
• Ohm’s Law Calculator – Instantly solve for voltage, current, resistance, or power by entering any two known values.
• Power & Energy Calculations – Compute watts, amps, volts, and ohms for both AC and DC circuits with accurate results every time.
• Resistor Color Code Tool – Decode resistor color bands easily or create your own resistor values for circuit design.
• Voltage Drop Calculator – Quickly determine the voltage drop and efficiency across cables based on material, size, and length.
• Cable Size and Load Calculators – Calculate the correct wire size and load capacity for residential, commercial, or industrial setups.
• Fuse and Breaker Selection – Reference tools to ensure you’re using the proper safety devices for your circuit configuration.
• Unit Converter – Convert between watts, kilowatts, amps, volts, and ohms seamlessly.
• Reference Charts & Equations – Access quick look-up tables, standard equations, and professional-grade reference material in seconds.
Designed for Professionals and Learners Alike
OhmPro is ideal for certified electricians, apprentices, engineers, or hobbyists who want reliable, on-the-go electrical calculations. The clean, modern interface is optimized for quick input and real-time results, even when you’re working under pressure. Whether you’re troubleshooting installations or learning the fundamentals of circuit design, OhmPro adapts to your workflow.
Offline and Ad-Free Experience
OhmPro works fully offline — no internet connection required, no distractions, and no ads. Focus purely on your work, your learning, and your precision.
Smart Interface, Professional Results
Every calculation is designed to be both intuitive and accurate, using real-world equations that match industry standards. The results update instantly as you type, so you can adjust values and verify outcomes immediately.
Why Choose OhmPro?
Unlike generic calculator apps, OhmPro is created specifically for the electrical trade — by professionals, for professionals. It reduces repetitive work, eliminates guesswork, and boosts productivity on site or in the classroom.
Stay Safe. Stay Efficient. Stay Connected.
Electrical work demands accuracy, and OhmPro helps you achieve it every time. From simple Ohm’s Law calculations to complex load balancing, you can trust OhmPro to deliver the answers you need when it matters most.
Download OhmPro today — the smart way to power up your electrical expertise.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
The developer, SAM SHEPPARD, 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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- SAM SHEPPARD
- Size
- 1.6 MB
- Category
- Productivity
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2025 ShibzPix. All rights reserved.