Calculators
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Strumenti timestamp 7
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Current Unix oraLive clock showing Unix time in seconds and milliseconds.Convertitore di timestamp to dataTurn a timestamp (s/ms/µs) into a formatted date instantly.Convertitore di data to timestampConvert a calendar date & time into Unix epoch seconds.Convertitore di MillisecondsConvert milliseconds to seconds, minutes, hours and days.Calcolatore di ora DifferenceDistance between two timestamps or dates in every unit.From UNIX timestampConverts a UNIX timestamp to a datetime string. e.g. 978346800 becomes Mon 1 January 2001 11:00:00 UTC A UNIX timestamp is a 32-bit value representing the number of seconds since January 1, 1970 UTC (the UNIX epoch).
Strumenti data e ora 9
Convertitore di data FormatRender any date in ISO, RFC, locale and custom formats.Days Between dateCount days (and weeks/months) between two calendar dates.Calcolatore di data Add SubtractAdd or subtract days, weeks, months from a date.Convertitore di fuso orarioCompare times across world timezones instantly.Controllo di anno bisestile YearCheck whether a year is a leap year and why.Calcolatore di etàExact age in years, months, days, hours and total days.
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Calcolatore di ISO settimana numeroFind the ISO-8601 week and weekday of any date.Get oraGenerates a timestamp showing the amount of time since the UNIX epoch (1970-01-01 00:00:00 UTC). Uses the W3C High Resolution Time API.Parse DateTimeParses a DateTime string in your specified format and displays it in whichever timezone you choose with the following information: Date Time Period (AM/PM) Timezone UTC offset Daylight Saving Time Leap year Days in this month Day of year We
Strumenti numerici 13
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Convertitore di esadecimale decimale binario LiveEdit hex, dec, oct and bin simultaneously — all stay in sync.Convertitore di Roman NumeralConvert between Roman numerals and Arabic numbers.Convertitore di numero to WordsSpell out numbers in English words (cheques, captions).Calcolatore di percentualePercent of, increase/decrease and ratio problems.Generatore di casuale numeroCryptographically random integers in any range.Formattatore di numeroThousands separators and fixed decimals for any locale.Calcolatore di fattorialeExact big-integer factorials.Calcolatore di GCD & LCMGreatest common divisor and least common multiple of a list.Controllo di numeri primi numeroTest primality and show the smallest factor.Convert data unitsConverts a unit of data to another format.Convert distanceConverts a unit of distance to another format.Unicode testo FormatAdds Unicode combining characters to change formatting of plaintext.
Strumenti UUID 7
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Generatore di UUID v7Time-ordered sortable UUIDs for databases.Generatore di ULID26-character lexicographically sortable unique IDs.Generatore di GUIDMicrosoft-style bracketed GUIDs.Validatore di UUIDValidate a UUID/GUID and detect its version & variant.Generate all checksumsGenerates all available checksums for the input.Generate UUIDGenerates an RFC 9562 (formerly RFC 4122) compliant Universally Unique Identifier (UUID),
Convertitori di unità 25
Convertitore di lunghezzaConvert metres, kilometres, centimetres, inches, feet, yards, miles and nautical miles.Convertitore di pesoConvert kilograms, grams, tonnes, pounds, ounces, stones and carats.Convertitore di temperaturaConvert Celsius, Fahrenheit, Kelvin and Rankine with the formulas shown.Convertitore di volumeConvert litres, millilitres, US and imperial gallons, cups, pints, quarts and fluid ounces.Convertitore di velocitàConvert km/h, mph, metres per second, knots, feet per second and Mach number.Convertitore di areaConvert square metres, hectares, acres, square feet, square inches and square miles.
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Convertitore di pressioneConvert pascbar, psi, atm, torr, mmHg, kgf/cm² and inches of mercury.Convertitore di energiaConvert joules, kilowatt-hours, calories, kilocalories, BTU, electronvolts and tonnes of oil equivalent.Convertitore di potenzaConvert watts, kilowatts, mechanical and metric horsepower, BTU/h and kcal/h.Convertitore di angoloConvert degrees, radians, gradians, arcminutes, arcseconds and turns.Convertitore di ora durataConvert nanoseconds to centuries: seconds, minutes, hours, days, weeks, months and years.Convertitore di dati archiviazioneConvert bits, bytes and SI versus IEC multiples — kB, MB, GB, KiB, MiB, GiB, TiB.Convertitore di Typography UnitConvert CSS px, pt, pc, mm, cm, in, Q and didot/cicero at the standard 96 dpi reference.Convertitore di frequenzaConvert hertz, kilohertz, megahertz, gigahertz, RPM and radians per second.Convertitore di dati RateConvert bandwidth between bit/s, kbit/s, Mbit/s, Gbit/s and byte-per-second units including IEC multiples.Convertitore di ForceConvert newtons, kilonewtons, dynes, kilogram-force, pound-force, ounce-force, poundals and kips.Convertitore di TorqueConvert newton-metres, kgf·m, kgf·cm, lbf·ft, lbf·in, ozf·in and dyne-centimetres.Convertitore di DensityConvert kg/m³, g/cm³, g/mL, lb/ft³, lb/in³ and tonnes per cubic metre.Convertitore di Radiation DoseConvert gray, rad, sievert and rem including milli and micro prefixes.Convertitore di ViscosityConvert dynamic viscosity between Pa·s, mPa·s, centipoise, poise and lbf·s/ft².Convertitore di LuminanceConvert cd/m², nits, lamberts, foot-lamberts, stilbs and cd/cm².Convertitore di IlluminanceConvert lux, kilolux, phot, foot-candles and lumens per square foot.Convert areaConverts a unit of area to another format.Convert massConverts a unit of mass to another format.Convert speedConverts a unit of speed to another format.
Matematica e statistica 18
Calcolatore di statisticaMean, median, mode, range, variance, standard deviation, standard error, quartiles and IQR from a list of numbers.Calcolatore di percentileCompute any percentile of a data set with linear interpolation, plus all deciles.Calcolatore di correlazionePearson and Spearman correlation, r², and the least-squares regression line for paired data.Calcolatore di combinazioneC(n,r) with exact BigInt arithmetic and a list of the actual combinations for small inputs.Calcolatore di permutazioneP(n,r) ordered arrangements computed exactly with BigInt — no floating point rounding.Calcolatore di numeri primi FactorizationBreak any integer into prime factors and list every divisor with the divisor count.
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Controllo di numeri primi numeroTest whether a number is prime and, if not, show its smallest divisors and divisor count.Primes Up To NList every prime number up to a limit, with the count.Calcolatore di Math espressioneEvaluate arithmetic expressions with correct precedence, powers, factorials, functions and constants.Calcolatore di frazioneSimplify fractions, convert decimals to exact fractions and add, subtract, multiply or divide them.decimale to frazioneConvert any decimal to its exact simplest fraction using continued-fraction search with a tolerance.Add and Subtract FractionsAdd, subtract, multiply or divide fractions with the common denominator and GCD reduction shown.Drop bytesCuts a slice of the specified number of bytes out of the data. Negative values are allowed.MeanComputes the mean (average) of a number list. If an item in the string is not a number it is excluded from the list. e.g. 0x0a 8 .5 .5 becomes 4.75Rotate leftRotates each byte to the left by the number of bits specified, optionally carrying the excess bits over to the next byte. Currently only supports 8-bit values.Rotate rightRotates each byte to the right by the number of bits specified, optionally carrying the excess bits over to the next byte. Currently only supports 8-bit values.SleepSleep causes the recipe to wait for a specified number of milliseconds before continuing execution.Standard DeviationComputes the standard deviation of a number list. If an item in the string is not a number it is excluded from the list. e.g. 0x0a 8 .5 becomes 4.089281382128433
Validatori e checksum 15
Validatore di Card numeroValidate a card or IMEI with the Luhn algorithm, detect the brand and derive the missing check digit.Validatore di ISBNCheck ISBN-10 and ISBN-13 check digits and compute the correct one for a truncated ISBN.Validatore di Barcode Check DigitValidate EAN-8, EAN-13, UPC-A and ITF-14 barcodes and see the weighted sum step by step.Validatore di IBANValidate an IBAN with MOD-97, check the national length and show the rearranged calculation.Validatore di SWIFT BICCheck an ISO 9362 BIC and split it into institution, country, location and branch codes.Controllo di VINValidate a 17-character vehicle VIN check digit and decode region, year and plant positions.
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Validatore di Mod-11 Check DigitValidate ISSN, ISMN, ORCID and other mod-11 identifiers, with the weighted sum shown.Validatore di LEIValidate an ISO 17442 Legal Entity Identifier with the ISO 7064 MOD 97-10 scheme.Validatore di Verhoeff CheckApply the Verhoeff dihedral-group checksum that catches all single-digit and all transposition errors.Validatore di Damm CheckRun the Damm quasigroup checksum, which detects every single-digit error and adjacent transposition.Convertitore di Latitude LongitudeConvert between decimal degrees and degrees-minutes-seconds, with hemisphere and UTM zone hints.Caret M-decodeDecodes caret or M-encoded strings, i.e. ^M turns into a newline, M-^] turns into 0x9d. Sources such as `cat -v`. Please be aware that when using `cat -v` ^_ (caret-underscore) will not be encoded, but represents a valid encoding (namely thFletcher-16 checksumThe Fletcher checksum is an algorithm for computing a position-dependent checksum devised by John Gould Fletcher at Lawrence Livermore Labs in the late 1970s. The objective of the Fletcher checksum was to provide error-detection properties Fletcher-32 checksumThe Fletcher checksum is an algorithm for computing a position-dependent checksum devised by John Gould Fletcher at Lawrence Livermore Labs in the late 1970s. The objective of the Fletcher checksum was to provide error-detection properties Fletcher-64 checksumThe Fletcher checksum is an algorithm for computing a position-dependent checksum devised by John Gould Fletcher at Lawrence Livermore Labs in the late 1970s. The objective of the Fletcher checksum was to provide error-detection properties