Random number generator,
passwords and other things.

Generate random numbers with a verifiable result: every generation gets a protocol link, and the result itself can be checked independently of us.

Generate number
from to
More Options

Services

Random number generator
Random number generator with a verifiable result: the numbers can be recomputed to confirm they were not cherry-picked
Random Name Picker
Pick winners from a list at random or shuffle the list, with a draw protocol
Random string generator
Random string generator allows you to generate random text strings
Password generator
Strong password generator for websites, social networks and other resources
English name generator
Generator of male and female English names and surnames
RSA key generator
RSA Key Pair Generator
UUID generator
Universally Unique Identifier Generator UUID Version 1-7
ULID generator
Generator of 26-character ULID identifiers sortable by creation time
NanoID generator
Generator of short url-friendly NanoID identifiers with a configurable length and alphabet
UUID decoder
Takes a UUID apart: version, variant, creation time and node address
ULID decoder
Takes a ULID apart: creation time, random part and the value in UUID form

Plans

Extended draw features for every plan — the request rate and the draw limits are what differ.

No account needed
$0 per month
Every site generator in the browser
up to 10,000 entrants per draw
Sign up
Start
$5 per month
60 requests per minute per API key
up to 50,000 entrants per draw
importing entrants from Excel
7 days free, no card required
Start free trial
Premium
$7 per month
300 requests per minute per API key
up to 200,000 entrants per draw
importing entrants from Excel
scheduled draws with a public countdown
Choose this plan
What the plan includes
  • All generators over a REST API: numbers, strings, passwords, UUIDs, ULIDs, NanoIDs, RSA keys, names and draws of winners from a list.
  • A protocol for every generation and every draw — a link you can show to the participants. A higher entrant limit, importing lists from Excel, and on the Premium plan scheduled draws with a public countdown.
  • JSON responses, authentication with an API key in the Authorization header.
  • A personal API key in your account that you can reissue at any time.
  • Technical support by email.

Pay by bank card, SBP, or e-wallet. You can turn renewal off at any time.

API for developers

Access to the Randogram generators over HTTP on any plan: JSON responses and authentication with an API key in the Authorization header.

API methods
  • GET https://api.randogram.ru/generateNumbers — random numbers
  • GET https://api.randogram.ru/generateStrings — random strings
  • GET https://api.randogram.ru/generatePasswords — strong passwords
  • GET https://api.randogram.ru/generateUUIDs — UUID versions 1-7
  • GET https://api.randogram.ru/generateULIDs — sortable ULID identifiers
  • GET https://api.randogram.ru/generateNanoIDs — short NanoID identifiers
  • GET https://api.randogram.ru/generateRSAKeys — RSA key pairs
  • GET https://api.randogram.ru/generateNames — Russian and English names
  • POST https://api.randogram.ru/generateDraw — draws of winners from a list

API documentation