Welding Calculator & Heat Inpu

Welding Calculator is a practical toolkit for welders, fabricators, welding students and engineering professionals. Calculate weld dimensions, estimate weld metal weight, check heat input and explore technical welding joint diagrams—all in one easy-to-use Android app.
Whether you're working in a fabrication workshop, preparing welding calculations or studying welding fundamentals, the app provides useful tools with clear inputs and easy-to-read results.

WELDING CALCULATORS
Fillet Weld Calculator
Calculate fillet weld throat thickness, cross-sectional area and other measurements using weld leg size and length.

Groove Weld Calculator
Estimate groove geometry and weld volume for different joint preparations, including single V, double V, U and J grooves.

Weld Strength Calculator
Estimate weld load capacity using weld dimensions and material strength parameters.

Weld Metal Weight Calculator
Calculate estimated deposited weld metal weight for fabrication and material planning.

WPS & Heat Input Calculator
Calculate welding heat input using voltage, current, travel speed and welding efficiency.

Weld Size Converter
Convert welding measurements between metric and imperial units.

Electrode Consumption Calculator
Estimate electrode requirements for welding jobs.

Filler Metal Requirement Calculator
Estimate the amount of filler metal needed for welding operations.

WELDING JOINT DIAGRAMS
Explore technical cross-section diagrams that help you understand weld geometry and joint preparation.

The app includes fillet weld and groove weld diagrams. Tap a supported diagram to open its corresponding calculator and enter your measurements.

WELDING REFERENCE TABLES
Access useful technical references, including electrode classifications, welding symbols and material densities.

Search and browse reference information directly from the app.

ADDITIONAL FEATURES
Simple and professional interface

Metric and imperial measurement units

Light and dark themes

Clear calculation results

Interactive navigation from joint diagrams to calculators

Convenient access to multiple welding tools in one app

WHO CAN USE THIS APP?
Welding Calculator is designed for welders, metal fabricators, welding inspectors, engineering students, workshop technicians and anyone who needs convenient welding calculations.

Download Welding Calculator and keep essential welding tools and technical references available on your Android device.

Important: Calculation results are estimates based on the supplied inputs and assumptions. Verify all results against applicable welding codes, approved procedures and project requirements before using them for safety-critical work.