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25 free planning tools

Do the math.
Make the call.

Clear, practical calculators for projects, energy, driving, and business. No signup. No mystery math.

✓ Local calculations ✓ Transparent formulas ✓ Mobile friendly
Project estimate

Paint required

3.52 gal
Area1,078 sq ft
Est. cost$147.84
ϟEnergy$61.20/mo
%Margin35.0%

Built to be understood

Useful numbers, with the working shown.

Estimates are only helpful when you know what went into them. Abelost keeps the formula, assumptions, and limits beside every result.

Our methodology
01

Private by default

Inputs stay in your browser. No account or personal profile is required.

02

Editable assumptions

Change local rates, material prices, waste factors, and usage patterns.

03

Planning, not pretending

Results are practical estimates with clear limitations, not false precision.