엔지니어 계산기 Pro - 공학용 단위 변환기

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Content rating
Everyone
10+
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Content rating
Everyone
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About this app

This is a professional calculator app for field engineers.

📐 14 Converters

Length, Weight, Area, Temperature, Speed, Exchange Rate, Volume, Pressure, Flow Rate, Force/Torque, Electric Power, Angle, Data, Fuel Efficiency

🧮 16 Engineering Calculators

- Single-phase/Three-phase Power Calculation (P=VIcosφ)

- Voltage Drop Calculation

- Power Factor Improvement (Capacitor Capacity)

- Torque/Output/RPM (P=τω)

- Belt/Pulley Speed ​​Ratio

- Thermal Expansion Calculation

- Round Pipe Flow Rate (Q=Av)

- Pump Head Calculation

- Heat Calculation (Q=mcΔT)

- Cooling Load Calculation

- Stress/Safety Factor (σ=F/A)

- Crane SWL Calculation

- Concrete Volume

- Safety Factor Determination

- Speed/Distance/Time

⭐ Key Features

- Automatic Cable Gauge Recommendation

- Automatic Circuit Breaker Capacity Recommendation

- Automatic Motor Capacity Recommendation

- Hazard Level Warning Display

- Favorites Feature

- Dark Theme
Updated on
Jun 24, 2026

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
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No data collected
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What’s new

Engineer Calculator Pro - Official Release!

✓ 14 unit converters (length, weight, temp, pressure, etc.)
✓ 16 engineering calculators (electrical, mechanical, fluid, structural)
✓ Favorites system
✓ Added English language support
✓ Dark theme UI
Content rating
Everyone
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App support

About the developer
장형걸
zildra77@gmail.com
주승로 153-46 문영아트빌 미추홀구, 인천광역시 22229 South Korea