ElectroCalc Pro

DONGSOO LEE Utilities iPhoneiPadiPod touch

ElectroCalc Pro is a free Utilities app for iPhone and iPad by DONGSOO LEE. Requires iOS 13.0. Updated July 27, 2026.

Price: Free; on the App Store
Size: 28 MB; Age 4+
Updated: Jul 27; 2026 · v1.0.4

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Screenshots

About ElectroCalc Pro

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

Version 1.0.4 · Updated July 27, 2026

Updated age rating response regarding social media

App privacy

The developer, DONGSOO LEE, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

Purchases: Purchase History
Identifiers: Device ID
Usage Data: Product Interaction, Advertising Data
Diagnostics: Crash Data, Performance Data

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Identifiers: Device ID
Usage Data: Product Interaction, Advertising Data
Purchases: Purchase History
Diagnostics: Crash Data, Performance Data

Used for: Third-Party Advertising, Analytics, App Functionality

App details

ElectroCalc Pro is a free Utilities app for iPhone, iPad and iPod touch, developed by DONGSOO LEE. It requires iOS 13.0 or later, is 28 MB to download and is available in 5 languages. It was first released on January 26, 2026 and last updated on July 27, 2026.

Category: Utilities
Price: Free
Version: 1.0.4
Size: 28 MB
Requires: iOS 13.0 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English, German, Japanese, Korean, Chinese
Age rating: 4+
Released: January 26, 2026
Last updated: July 27, 2026
Developer: DONGSOO LEE

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Alternatives to ElectroCalc Pro

Looking for apps like ElectroCalc Pro? Here are 6 similar apps on the App Store. The highest rated is Electronic Calculator: Amperio (5.0/5), and all 6 are free to download.

ElectroCalc Pro vs. alternatives
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