318+ Free Online Tools

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ODS to PDF

Convert LibreOffice Calc ODS spreadsheets to PDF format.

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ODP to PDF

Convert LibreOffice Impress ODP presentations to PDF format.

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PDF to DOCX

Convert PDF to editable Microsoft Word DOCX format.

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PDF to XLSX

Convert PDF tables to Microsoft Excel XLSX spreadsheet.

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PDF to PowerPoint

Convert PDF pages to Microsoft PowerPoint slides.

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PDF to PPTX

Convert PDF to PowerPoint PPTX presentation format.

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PDF to SVG

Convert PDF pages to SVG vector graphics.

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PDF to RTF

Convert PDF text content to Rich Text Format.

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PDF to EPUB

Convert PDF documents to EPUB eBook format.

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PDF to HTML

Convert PDF to HTML web page with embedded images.

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PDF to ODT

Convert PDF to LibreOffice Writer ODT format.

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PDF to ODP

Convert PDF pages to LibreOffice Impress ODP slides.

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PDF to ODS

Convert PDF tables to LibreOffice Calc ODS spreadsheet.

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PDF to TIFF

Convert PDF pages to high-quality TIFF images. Supports multi-page TIFF output.

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PDF/A to PDF

Convert PDF/A archival format back to standard PDF, removing archival restrictions.

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Water Intake Calculator

Find your daily water intake requirement based on weight and activity level.

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Ideal Weight Calculator

Find your ideal body weight range using 4 established formulas.

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Running Pace Calculator

Calculate pace, speed and finish time for any running distance.

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❤️

Heart Rate Zone Calculator

Find your 5 target heart rate training zones using the Karvonen formula.

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One Rep Max Calculator

Estimate your one-rep maximum for any lift and get a full training % table.

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BMR Calculator

Calculate your Basal Metabolic Rate and daily calorie needs at every activity level.

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😴

Sleep Calculator

Find optimal bedtimes and wake times based on 90-minute sleep cycles.

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🔢

GCF & LCM Calculator

Find the Greatest Common Factor and Least Common Multiple for any set of numbers.

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Quadratic Equation Solver

Solve ax² + bx + c = 0 and get real or complex roots with step-by-step working.

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