About
About Density Calculator
Your free, all-in-one online platform for accurate density calculations across air, soil, water, materials, and more, trusted by engineers, scientists, and students worldwide.
What We Do
Density Calculator is a specialized online calculation platform dedicated to providing fast, accurate, and easy-to-use density-related tools for professionals and learners alike.
Our platform covers a wide range of density calculations, from atmospheric air density under varying temperature, pressure, and humidity conditions, to soil density for geotechnical engineering, to material and liquid density conversions used in physics, chemistry, and industrial applications.
All calculations run entirely in your browser. No data is sent to any server, ensuring instant results and complete privacy.
Our Calculators
Air Density Calculator
Calculate air density by temperature, pressure, humidity, and altitude using the Ideal Gas Law and ISA model.
Soil Density Calculator
Compute dry density, bulk density, void ratio, and porosity for geotechnical analysis.
Water Density Calculator
Determine water density at different temperatures and salinity levels.
Liquid Density Calculator
Calculate the density of common liquids and solutions.
Material Density Reference
Look up density values for metals, plastics, wood, and other engineering materials.
Unit Converter
Convert between kg/m3, g/cm3, lb/ft3, and other density units instantly.
Who We Are
Density Calculator is independently developed and maintained by a small team of engineers and developers who are passionate about making complex scientific and engineering calculations accessible to everyone, for free.
We believe that powerful technical tools should not be locked behind expensive software subscriptions. Our mission is to build a reliable, open-access platform where anyone, from a seasoned civil engineer to a curious high school student, can get accurate answers in seconds.
Our team brings together expertise in mechanical engineering, geotechnical science, atmospheric physics, and full-stack web development. We are committed to continuously expanding our tool library and improving accuracy based on the latest international standards and user feedback.
Our Commitment to Accuracy
Every calculator on this platform is built upon internationally recognized scientific standards and engineering formulas. We design pages to explain the underlying assumptions clearly so users can understand the source of each result, not just the output number.
We regularly audit and update our formulas to reflect the latest scientific consensus. If you identify any inaccuracy or have a suggestion, please do not hesitate to contact us through the details below.
Standards we reference
- Ideal Gas Law - for air and gas density calculations
- International Standard Atmosphere (ISA / ISO 2533:1975) - for altitude-based air density
- Magnus Formula - for saturation vapor pressure in humid air calculations
- ASTM and AASHTO standards - for soil density and geotechnical parameters
- IAPWS-IF97 - for water density at varying temperatures
- ASHRAE standards - for HVAC-related air property calculations
Contact
Talk to the team
For bug reports, calculator suggestions, source corrections, or partnership requests, contact us directly using the addresses below or use the dedicated contact page for a structured message.
We review all feedback manually. Clear, reproducible notes help us verify formulas, improve reference content, and prioritize new calculators.
Primary Email
contact@aigotowork.work
Backup Email
midoriko053@gmail.com
Response Time
We typically respond within 1-3 business days.
Support Hours
Monday - Friday, 9:00 AM - 6:00 PM (UTC+8)
Support Workflow
Use the full contact page for detailed requests
The dedicated contact page includes guided subject categories for bug reports, feature requests, legal questions, advertising inquiries, and general support.
If you are reporting a calculation issue, include the calculator name, exact input values, the result you received, and the result you expected. That makes it easier for us to reproduce and fix the problem quickly.
If you prefer email, use the direct address below. If you need the full support workflow, open the main contact page instead of using a simplified form here.