Paint Calculator

Calculate how much paint you need for interior and exterior projects. Estimate gallons required by room size and wall coverage.

Room Dimensions
Paint Type & Coverage
Additional Options
Gallons Needed
0
Liters Needed
0
Coverage Area (sq ft)
0
Quarts Alternative
0
Paint Calculator Tips
  • Two Coats: Most interior painting projects require 2 coats for best coverage.
  • Room Size: Multiply length × width × height for accurate square footage.
  • Deduct Openings: Subtract door and window areas from total wall space.
  • Paint Coverage: Standard latex paint covers 350-400 sq ft per gallon.
  • Buy Extra: Keep 10-15% extra for touch-ups and repairs.

How to Use Paint Calculator

  1. Input Data: Enter or paste your data into the input field.
  2. Process: The tool will automatically process your input or click the action button.
  3. View Results: See the results instantly and copy them if needed.

Frequently Asked Questions

Yes, Paint Calculator is completely free to use. There are no hidden charges or subscriptions required.

Yes, your data is secure. All processing happens in your browser, and we do not store any of your input data on our servers.

Yes, Paint Calculator is fully responsive and works perfectly on all devices, including smartphones and tablets.

Learn More About Paint Calculator

A free online Paint Calculator tool.

This tool is designed to be simple, fast, and effective. Whether you are a professional or just need a quick solution, Paint Calculator is here to help. We continuously update our tools to ensure accuracy and better user experience.

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Why Use Our Paint Calculator?
  • Accurate paint estimates
  • Multiple paint types
  • Coats & waste options
  • 100% free tool
  • No registration needed
  • Mobile-friendly
Paint Coverage Chart
Interior Latex 350-400
Exterior Latex 300-350
Premium Paint 400-450
Oil Based 250-350
Primer 300-400
Coverage in square feet per gallon