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All Tools
Every FormatVolt tool, sorted by category. All tools are free and run in your browser.
File converters
Image ConverterConvert images between PNG, JPG and WebP.Image CompressorReduce image file size.Image ResizerResize images to any width.Image to PDFCombine images into one PDF.Merge PDFJoin PDF files into one.Split PDFExtract pages from a PDF.WebP to PNGConvert WebP to PNG.WebP to JPGConvert WebP to JPG.PNG to JPGConvert PNG to JPG.JPG to PNGConvert JPG to PNG.
Audio and video
Calculators
Percentage CalculatorPercent of, percent change and more.Loan EMI CalculatorMonthly payment and total interest.Simple Interest CalculatorInterest and total amount.Compound Interest CalculatorGrowth with monthly deposits.Discount CalculatorSale price and savings.Sales Tax CalculatorAdd or remove tax, VAT or GST.Profit Margin CalculatorMargin, markup and price.Currency ConverterConvert 300+ currencies and crypto like USDT with daily rates.
Weight converters
Unit ConverterAll categories in one tool.Kilograms to Pounds ConverterConvert kilograms to pounds online for free.Pounds to Kilograms ConverterConvert pounds to kilograms online for free.Metric Tons to Kilograms ConverterConvert metric tons to kilograms online for free.Kilograms to Metric Tons ConverterConvert kilograms to metric tons online for free.Grams to Ounces ConverterConvert grams to ounces online for free.Ounces to Grams ConverterConvert ounces to grams online for free.Kilograms to Stone ConverterConvert kilograms to stone online for free.
Volume converters
Liters to US Gallons ConverterConvert liters to us gallons online for free.US Gallons to Liters ConverterConvert us gallons to liters online for free.Milliliters to Fluid Ounces ConverterConvert milliliters to fluid ounces online for free.Cups to Milliliters ConverterConvert cups to milliliters online for free.
Length converters
Centimeters to Inches ConverterConvert centimeters to inches online for free.Inches to Centimeters ConverterConvert inches to centimeters online for free.Feet to Meters ConverterConvert feet to meters online for free.Meters to Feet ConverterConvert meters to feet online for free.Kilometers to Miles ConverterConvert kilometers to miles online for free.Miles to Kilometers ConverterConvert miles to kilometers online for free.
Area and speed converters
Square Feet to Square Meters ConverterConvert square feet to square meters online for free.Acres to Hectares ConverterConvert acres to hectares online for free.Kilometers per Hour to Miles per Hour ConverterConvert kilometers per hour to miles per hour online for free.Miles per Hour to Kilometers per Hour ConverterConvert miles per hour to kilometers per hour online for free.