Welcome to Wall Area Calculator, the web's most trusted free tool for calculating paint requirements. We've helped thousands of DIY enthusiasts and professional painters determine exactly how much paint they need for their projects.
Our mission is simple: provide accurate, easy-to-use tools that save you time and money on your painting projects. No signup required, no hidden costs – just reliable calculations you can trust.
We built this tool because we were frustrated with the complexity and inaccuracy of other paint calculators. Here's what makes us different:
Our calculator uses industry-standard coverage rates and accounts for multiple coats, doors, windows, and waste factors to give you precise estimates.
Work in your preferred units – centimeters or inches – with automatic conversion between metric and imperial measurements.
Not only do we calculate paint amounts, but we also help you estimate total project costs based on paint prices and can sizes.
Calculate paint requirements on any device – phone, tablet, or desktop. Our responsive design works everywhere.
Our calculator uses a simple but comprehensive approach to paint estimation:
We're committed to keeping this tool free, accurate, and easy to use. We regularly update our calculations based on current industry standards and user feedback.
Have suggestions for improvement? We'd love to hear from you. Contact us with your feedback.