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Maths, text & tech calculators
Scientific calculator, fractions, statistics, word counter, passwords, QR codes and developer tools.
π¬Scientific CalculatorTrig, logs, powers, roots and memory, with keyboard support.Β½Fraction CalculatorAdd, subtract, multiply and divide fractions.βοΈPercentage Change CalculatorPercentage increase or decrease between two values.πMean, Median & Mode CalculatorAverage, median, mode, range and standard deviation.βRatio CalculatorSimplify, scale and split amounts in a ratio.πDegree Classification CalculatorWeighted average and UK degree classification.πWord & Character CounterWords, characters, sentences and reading time.πPassword GeneratorStrong random passwords and passphrases.π³QR Code GeneratorFree QR codes for links, text, Wi-Fi and contacts.π€Case ConverterUPPER, lower, Title, Sentence, camelCase and more.{ }JSON Formatter & ValidatorPretty-print, minify and validate JSON.πBase64 Encoder & DecoderEncode and decode Base64 text.