About ElectroCalc Pro
Essential Calculator: LED, LM317, Ohm's Law, Battery & PCB Tools.
ElectroCalc Pro is the essential utility for electronics engineers and hobbyists.
Simplify your daily circuit calculations with this powerful tool.
[Key Features]
1. Basic Electronics
- LED Resistor Calculator
- Voltage Divider Calculator (Vin, R1, R2, Vout)
- LM317 Voltage Regulator Calculator
2. Power & Cables
- Ohm's Law Calculator (Voltage, Current, Resistance, Power)
- AWG (American Wire Gauge) Table & Conversion
3. Battery Tools
- Battery Runtime Calculator
- Battery Configuration Calculator (Series / Parallel)
4. PCB Tools
- PCB Trace Width & Resistance Calculations
What's new in the latest
Last updated on Feb 20, 2026
Minor bug fixes and improvements. Install or update to the newest version to check it out!
ElectroCalc Pro APK Information
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