06 Free Toolkit

Free WordPress and Estimation Calculators

Free calculators and utilities for WordPress, ecommerce, and estimation work — built when an existing tool wasn't good enough to recommend. Plain inputs, plain outputs, no signup.

About this archive

Free online calculators for common construction and estimation tasks. Enter your project dimensions and get instant output for tile, paint, concrete, asphalt, drywall, lumber, fill, fencing, and excavation — no account required.

Results are field-ready: quantities with standard waste factors, unit conversions, and supplier-order-friendly outputs. Use them on a phone at the site or a desktop during procurement planning.

Tools and Calculators

Common questions

Are these calculators free to use?
Yes. All calculators are free, require no login, and have no usage limits. Use them as many times as you need for any project.
How accurate are the results?
Results include standard industry waste factors and rounding conventions. They are accurate for planning and procurement estimates. Always confirm final quantities with your supplier before ordering.
Can I use these on a mobile device at the job site?
Yes. All calculators are mobile-friendly and work in any modern browser. No app install required. Bookmark the calculator URL for fast repeat access.
Do the calculators save my inputs?
No. Results are not stored or transmitted. If you need to reference figures later, screenshot or note the output before closing the browser.
What if I need a calculation type that is not listed?
Use the contact form to request a specific calculator. If the formula is standard and the use case is practical, it may be added in a future update.

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