Practical tools that show their work

Calculators and document generators with clear results and visible formulas. Free, no account, and your inputs stay in your browser.

Walls and trim

Board and Batten Layout CalculatorBatten count, equal gap, center-to-center spacing and every batten position, with a scale drawing of the wall.

Lumber

Board Foot CalculatorBoard feet for a whole lumber list, with waste allowance and estimated cost. Fractions and 4/4 quarter sizes accepted.

Business and financial organization

Profit and Loss Statement GeneratorA private, automatically calculated P&L statement you can print or export as CSV without an account.

Business documents

Fax Cover Sheet GeneratorCreate, preview, print or download a professional fax cover sheet locally in your browser.