McLib – Engineering Calculator
Innocreek Solution Tools
Mechanical engineering calculator with ISO tools and AI assistant
- Downloads
- 6+
- on Google Play
- Price
- $2.99
- No in-app purchases
- Updated
- Mar 10
- 2026 · v1.0.0
Screenshots
About McLib – Engineering Calculator
McLib – Engineering Calculator for mechanical engineers. Powerful mechanical engineering calculator with ISO tools and AI assistant — all in one app.
Designed for mechanical engineering students, professionals, and educators who need accurate calculators, ISO-standard tools, and reliable engineering data on the go.
Mechanical Engineering Calculator
Solve real-world project calculations instantly:
• Heat loss calculator
• Natural gas installation calculator
• Ventilation calculator
• Pipe diameter calculator
• Circulation pump calculator
• Hydrofor system calculator
Hydraulic Calculator
• Piston and cylinder force calculator
• Pump calculator
• Accumulator calculator
• Pipe flow calculator
• Engine calculator
• Temperature and pressure loss calculator
Pneumatic Calculator
• Air consumption calculator
• Force calculator
Manufacturing & Production Calculator
• Cutting condition calculator (ISO standard)
• Pressure vessel design calculator
• Bearing calculator
• Hardness conversion tool
More Engineering Calculators
• Welding heat input calculator
• Reinforced concrete steel bar calculator
• Tolerance and fits calculator with ISO geometric tolerances
• Bernoulli equation, Young's modulus, differential pressure calculator
Mechanical Engineering Library
• Gearboxes
• Pillow blocks
• Pulleys
• Gears
• Bearings
• Bolts and Nuts
• Fans
• Measuring Tools
Engineering Material Database
• 73 engineering materials
• 15 mechanical and thermal properties per material
• Iron-carbon phase diagram
• Stress-strain diagram
Unit Converter
• 26 unit categories: length, pressure, temperature, power, mass, energy, and more
PDF Export & Calculation History
• Save calculation results as PDF
• View saved calculations anytime
AI Engineering Assistant – Powered by Gemini
• Ask mechanical engineering questions via text
• Upload images of mechanical parts for instant AI analysis
• Multi-turn engineering chat support
McLib is the go-to mechanical engineering calculator with ISO tools and AI assistant — fast, accurate, and built for real engineering work.
Designed for mechanical engineering students, professionals, and educators who need accurate calculators, ISO-standard tools, and reliable engineering data on the go.
Mechanical Engineering Calculator
Solve real-world project calculations instantly:
• Heat loss calculator
• Natural gas installation calculator
• Ventilation calculator
• Pipe diameter calculator
• Circulation pump calculator
• Hydrofor system calculator
Hydraulic Calculator
• Piston and cylinder force calculator
• Pump calculator
• Accumulator calculator
• Pipe flow calculator
• Engine calculator
• Temperature and pressure loss calculator
Pneumatic Calculator
• Air consumption calculator
• Force calculator
Manufacturing & Production Calculator
• Cutting condition calculator (ISO standard)
• Pressure vessel design calculator
• Bearing calculator
• Hardness conversion tool
More Engineering Calculators
• Welding heat input calculator
• Reinforced concrete steel bar calculator
• Tolerance and fits calculator with ISO geometric tolerances
• Bernoulli equation, Young's modulus, differential pressure calculator
Mechanical Engineering Library
• Gearboxes
• Pillow blocks
• Pulleys
• Gears
• Bearings
• Bolts and Nuts
• Fans
• Measuring Tools
Engineering Material Database
• 73 engineering materials
• 15 mechanical and thermal properties per material
• Iron-carbon phase diagram
• Stress-strain diagram
Unit Converter
• 26 unit categories: length, pressure, temperature, power, mass, energy, and more
PDF Export & Calculation History
• Save calculation results as PDF
• View saved calculations anytime
AI Engineering Assistant – Powered by Gemini
• Ask mechanical engineering questions via text
• Upload images of mechanical parts for instant AI analysis
• Multi-turn engineering chat support
McLib is the go-to mechanical engineering calculator with ISO tools and AI assistant — fast, accurate, and built for real engineering work.
User reviews
Excellent app for anyone interested in mechanical tools and components. The interface is simple and easy to use, and the explanations are clear even for beginners. I really like how the app shows different mechanical parts with useful information, which makes learning much easier. It’s a great resource for students,...
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