10+
Downloads
Content rating
Everyone
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About this app

OhmZone is a fast and easy-to-use electrical calculator designed for students, hobbyists, and anyone learning electronics. With OhmZone, you can calculate a wide range of electrical parameters using Ohm’s Law and related formulas.

Features include:

Ohm’s Law Calculator: Compute voltage, current, and resistance instantly.
Power & Energy: Quickly find power consumption and energy usage.
Series & Parallel Circuits: Calculate total resistance for complex circuits.
Impedance Calculator: Analyze AC circuits with ease.
Unit Converter: Convert common electrical units with one tap.
Updated on
Dec 17, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

What’s new

This update adds powerful new features and improves your experience!•Advanced Series/Parallel Calculator: Now supports chained operations to solve complex circuits.•Energy in Watt-hours (Wh): Added a Watt-hour (Wh) result to the Power & Energy calculator.•Expanded Time Units: Use seconds, minutes, or hours for energy calculations.•Smoother Startup: Fixed the annoying theme flicker when opening the app.•Bigger Buttons: Enlarged the "Series" and "Parallel" selectors for easier tapping.