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Percentage calculatorCalculate percentages, increases, discounts and differences instantly.Compound interestCalculate investment growth with regular contributions.Age calculatorCalculate your exact age in years, months and days instantly.QR code generatorCreate custom QR codes for links, WiFi, contacts and more.Password generatorStrong, random passwords generated locally in your browser.Compress imageShrink your JPG, PNG or WEBP images right in your browser.JPG to PDFCombine images into a single PDF, in your browser.Merge PDFCombine several PDFs into one, right in your browser.

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Calculators4Fast calculators for percentages, age, dates and interest.Finance0Financial tools for everyday decisions.PDF3Merge, convert and compress PDF files without uploading anything.Images6Convert, compress and resize images right in your browser.Converters3Fast, accurate unit converters.Generators2Generate QR codes, secure passwords and more in seconds.Text2Text tools for writers, marketers and developers.