Free home calculators from HomeNeeds24 — size a room, work out how much you need, and shop with confidence. Everything runs right in your browser, and more calculators are added regularly.
AC BTU Calculator
Find exactly how many BTU — and what size air conditioner — your room needs.
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Paint Calculator
Work out how much paint you need for any room, by coats and coverage.
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String Light Calculator
Find how many feet of patio string lights — and how many sets — to buy.
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Rug Size Calculator
Get the right rug size for your living room, bedroom or dining table.
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Tile & Flooring Calculator
Turn your room size into the number of tiles or boxes to buy.
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Curtain Size Calculator
Get the right curtain width, panels and length for your window.
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TV Size Calculator
Find the ideal TV screen size for your viewing distance.
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