FastDevTools
Home
JSON & Encoding
JSON FormatterJSON MinifierJSON ValidatorJSON to CSVJSON to XMLJSON to YAMLJSON DiffJSON Key SorterJSON Escape/UnescapeJSON Schema Validator
Base64 Encode/DecodeURL Encode/DecodeJWT DecoderHash GeneratorPassword GeneratorHMAC GeneratorBcrypt GeneratorAES Encrypt/DecryptRSA Key GeneratorQR Code Generator
API & Network
API Request TesterHTTP Headers CheckerIP FinderUser-Agent ParserDNS LookupcURL ConverterHTTP Status CheckerPort CheckerSSL CheckerWebSocket Tester
Code & Utilities
HTML BeautifierCSS MinifierJS MinifierCode DiffRegex TesterText Case ConverterSQL FormatterMarkdown PreviewXML FormatterYAML ValidatorCron ParserJWT Generator
Timestamp ConverterUUID GeneratorColor ConverterLorem Ipsum GeneratorRandom NumberWord CounterUnit ConverterTimezone ConverterAge CalculatorEMI CalculatorPercentage CalculatorBinary Converter
Image & Developer
Image CompressorImage ResizerImage to Base64WebP ConverterVideo Thumbnail DownloaderFavicon Generator
.ENV Parser.gitignore GeneratorMeta Tag Generatorrobots.txt GeneratorSitemap GeneratorPackage.json Viewer
AboutContact

UUID Generator

What is UUID Generator?

UUID Generator creates universally unique identifiers (v4) using a cryptographically strong random number generator. These 128-bit identifiers are perfect for database keys, session IDs, and any scenario requiring uniqueness across systems.

How to use UUID Generator?

  1. 1Select how many UUIDs you need.
  2. 2Click 'Generate' to create the IDs.
  3. 3The tool will produce a list of unique strings in the standard 8-4-4-4-12 format.
  4. 4Copy the result to your clipboard.

Frequently Asked Questions

What is a UUID v4?

Version 4 UUIDs are randomly generated. The probability of a collision is so low that they are considered unique for all practical purposes.

Can I generate bulk UUIDs?

Yes, our tool supports batch generation if you need multiple IDs at once for testing or data seeding.