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Calculators worth bookmarking

The best tool is one you return to every project.

How we build

Each tool is built to match how the trade actually estimates, then paired with a guide so the number is trustworthy.

Bruno Kessler · Tools engineer

Bruno builds the estimating tools he needed on job sites, and documents the formula behind every one so you can trust the output.

Some material and tool links are affiliate links, at no cost to you. The calculators stay accurate regardless.