Professional Scientific Calculator & STEM Toolkit
Advanced calculators for chemistry, physics, and lab work. Calculate molar mass, stoichiometry, kinematics, force, energy, and more.
Quick Scientific Calculator
Try our calculator right here, or open the full version
Chemistry Tools
Molar Mass Calculator
Calculate molar mass from chemical formulas. Supports complex formulas with parentheses and hydrates.
Stoichiometry Calculator
Balance equations and calculate reactant/product amounts. Identifies limiting reactants automatically.
Significant Figures
Count sig figs, perform calculations with proper rounding, and convert to specified precision.
Physics Tools
Kinematics Calculator
Solve motion problems using kinematic equations. Input any 3 values, calculate the other 2.
Force & Energy
Calculate force (F=ma), kinetic/potential energy, work, and power with unit conversion.
Unit Converter
Convert length, mass, volume, temperature, pressure, energy, and more. Batch conversion included.
Why SciCalc Pro?
Built for chemistry and physics students who need fast, accurate calculations for lab work and homework. No sign-up required, no ads, just powerful tools that work instantly in your browser.
All calculations run locally in your browser. Your data never leaves your device, and you can use our tools offline once the page loads.
Need more tools? Check out DataKit for additional productivity tools.