Not a calculator. A co-engineer.

Think it. Compute it. Ship it.

Phaxor combines calculation, unit handling, formula management, and design tools into a single intelligent workspace across multiple disciplines that grows with your projects.

Explore all of our engineering tools

Professional tools designed for accuracy and ease of use

⚡ Smart Calculators

AI-powered mathematics tools

🏗️ Structural Engineering

Beam analysis, column design, and concrete calculations

⚙️ Mechanical Engineering

Power, torque, thermal analysis, and machine design

⚡ Electrical Engineering

Circuit analysis, motor design, and power systems

🧪 Chemical Engineering

Reactor design, thermodynamics, and process engineering

🎯 Engineering Studios

Interactive design and analysis workspaces

Why engineers choose Phaxor

Built for real engineering workflows

Instant Results

Run calculations in real time. No page reloads, no waiting. Results update live as you type.

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100+ Engineering Calculators

Structural, mechanical, electrical, chemical — every discipline covered with accurate, code-verified formulas.

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Unit System Switching

Toggle between SI and Imperial units with one click. All inputs and results convert automatically.

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Interactive Charts

Visualize stress distributions, beam deflections, circuit behavior and more with built-in interactive plots.

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Engineering Studios

Advanced interactive workspaces for multi-step design — failure checking, material selection, optimization, and Monte Carlo.

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Free & No Sign-up

Every tool is free to use. No account required. Start calculating immediately.

Frequently Asked Questions

Is Phaxor free to use?

Yes! All engineering calculators and tools on Phaxor are completely free. No sign-up or subscription required.

What engineering disciplines does Phaxor cover?

Phaxor covers structural, mechanical, electrical, chemical, civil/geotechnical, and materials engineering. We have 100+ calculators spanning beams, circuits, reactors, motors, columns, and much more.

Can I use Phaxor on mobile?

Absolutely. Phaxor is fully responsive and works on smartphones, tablets, and desktops. All tools are optimized for touch interfaces.

Does Phaxor have an API?

Yes. Phaxor offers an API and a Python library for programmatic access to engineering calculations. Visit the API documentation or Python library pages for details.

How accurate are the calculations?

All formulas are implemented from verified engineering references and textbooks. Results are cross-checked against industry-standard software. However, always verify critical calculations with a licensed professional.

Start engineering smarter

100+ free calculators. No sign-up. Open the full app and start computing.

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