Choose the package
Compare framing, dried-in shell and selected finish scopes instead of mixing every possible product into one intimidating number.
Use local prices
Retail pricing changes by store, region and date. The spreadsheet is designed so you can update unit prices and recalculate.
Compare approaches
View a preliminary DIY material target and a separate contractor labor allowance without presenting either as a binding quote.
Low-looking numbers are not useful if they leave out required work. Tiny Home Tool labels scope and uncertainty so the estimate stays understandable.