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View all →Percentage CalculatorCalculate percentages, percentage change, and percentage of a value instantly.Discount CalculatorCalculate the final price after a discount, and how much you save.Age CalculatorFind your exact age in years, months, and days from your date of birth.Date Difference CalculatorFind the exact number of years, months, and days between two dates.Unit ConverterConvert between length, weight, volume, area, and speed units instantly.Temperature ConverterConvert between Celsius, Fahrenheit, and Kelvin instantly.Loan CalculatorCalculate your monthly payment, total interest, and payoff timeline for any loan.Compound Interest CalculatorSee how your savings or investment grows with compound interest and regular contributions.Investment CalculatorProject your investment's growth year by year, or find the monthly contribution needed to hit a savings goal.ROI CalculatorCalculate return on investment as a percentage and annualized rate.Currency ConverterConvert between major world currencies using up-to-date exchange rates.JSON FormatterFormat, validate, and minify JSON with clear error messages.JWT DecoderDecode a JWT's header and payload and inspect standard claims like expiry.UUID GeneratorGenerate random UUID v4 identifiers, one at a time or in bulk.Base64 Encoder/DecoderEncode text to Base64 or decode Base64 back to text, with full Unicode support.URL Encoder/DecoderPercent-encode text for safe use in URLs, or decode it back.Regex TesterTest a regular expression against sample text and see every match highlighted.SQL FormatterBeautify and format SQL queries with proper indentation across multiple dialects.My IP AddressFind your public IP address and approximate location.HTTP Status CheckerCheck a URL's HTTP status code, response time, and redirect chain.QR Code GeneratorGenerate a QR code from any text, URL, or Wi-Fi details, and download it as an image.Meta Tag GeneratorGenerate SEO, Open Graph, and Twitter Card meta tags for your page's <head>.Image CompressorReduce an image's file size by adjusting quality, without changing its dimensions.Image ResizerResize an image to exact dimensions or a percentage, with aspect ratio locking.JPG to PNG ConverterConvert a JPG image to PNG format, entirely in your browser.PNG to JPG ConverterConvert a PNG image to JPG format, entirely in your browser.Crypto PnL CalculatorCalculate profit or loss on a long or short crypto trade, with optional leverage and fees.Position Size CalculatorWork out how large a position to open based on your account size and risk tolerance.Word CounterCount words, characters, sentences, and paragraphs, with an estimated reading time.Case ConverterConvert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more.World ClockSee the current time in multiple cities and time zones at once, updating live.Countdown TimerCount down to any future date and time, live, in days, hours, minutes, and seconds.PDF MergerCombine multiple PDF files into one, in the order you choose.PDF SplitterExtract specific pages or a page range from a PDF into a new file.CSV to JSON ConverterConvert CSV data to JSON, correctly handling quoted fields and commas within values.Number Base ConverterConvert numbers between binary, octal, decimal, and hexadecimal instantly.Password GeneratorGenerate strong, random passwords with a cryptographically secure random source.Color ConverterConvert colors between HEX, RGB, and HSL, with a live preview and color picker.