Engineering tools header

Tools

Fast and reliable engineering tools for learners and builders of all skill levels

Try a ToolView Pricing

Featured Tools

Popular picks to get you started

Engineering Calculator API

Engineering Calculator API that solves physics and electrical formulas instantly. Compute Ohm's Law, Watt's Law, Coulomb's Law, Faraday's Law, and more with simple JSON requests for apps, tools, and STEM projects.

Open tool
Calculus Mesh Viewer API

Find the volume, surface area, and generate a 3D model of shapes using the washer, disk, or cross-sectional method.

Open tool
Ohm's Law Calculator

Calculate voltage, current, resistance, or conductance with our free Ohm's Law calculator. Solve V=IR equations instantly with step-by-step results for electrical circuits and electronics projects.

Open tool
Pricing

Your plan:

Simple, Transparent Pricing

Unlock the full suite of engineering calculation tools. Start free, upgrade anytime.

Free

Perfect for learners exploring engineering tools

Free
  • Access to all tools
  • API access (100 req/day)
  • Unlimited API requests
Most Popular

Pro

For engineers and builders who need full power

$5/ month
  • Access to all tools
  • API access (100 req/day)
  • Priority email support
  • Unlimited API requests

Business

For builders needing a powerful tool

$15/ month
  • Everything in Pro
  • Unlimited API requests

No credit card required for Free plan · Cancel anytime · Secure payments via Stripe

Questions? Talk to us

Search Tools

Engineering Calculator API

Engineering Calculator API that solves physics and electrical formulas instantly. Compute Ohm's Law, Watt's Law, Coulomb's Law, Faraday's Law, and more with simple JSON requests for apps, tools, and STEM projects.

APIElectronicsPhysics
Calculus Mesh Viewer API

Find the volume, surface area, and generate a 3D model of shapes using the washer, disk, or cross-sectional method.

APICalculus
Ohm's Law Calculator

Calculate voltage, current, resistance, or conductance with our free Ohm's Law calculator. Solve V=IR equations instantly with step-by-step results for electrical circuits and electronics projects.

OnlineCalculatorElectronicsPhysics
Watt's Law Calculator

Free calculator for calculating watts, voltage, current, or resistance using P=VI and P=V²/R formulas. Perfect for engineers, students, and DIY electronics.

OnlineCalculatorElectronicsPhysics
Joule's Law Calculator

Calculate power dissipation and heat energy in resistors. Solve P=I²R and Q=I²Rt equations instantly. Free tool for electrical engineering, physics students, and circuit design.

OnlineCalculatorElectronicsPhysics
Faraday's Law Calculator

Calculate induced EMF, magnetic flux change, and electromotive force with Faraday's Law. Solve ε=-N(ΔΦ/Δt) for electromagnetic induction problems in physics and electrical engineering.

OnlineCalculatorElectronicsPhysics
Coulomb's Law Calculator

Calculate electrostatic force between charges and electric field strength. Free Coulomb's Law calculator with F=kq₁q₂/r² formula. Essential tool for physics and electrical engineering.

OnlineCalculatorElectronicsPhysics