Random

Flip a coin one or ten thousand times — see the heads/tails ratio, the longest run, and (for small samples) the full sequence.

Generate batches of random IPv4, IPv6, or MAC addresses for tests and mocks — public / private / ULA / link-local / UAA / LAA scopes supported.

Pick N random dates between two boundaries — with options for unique-only, sorted, and weekdays-only.

Generate a fully fake person — name, email, phone, address, date of birth, company — for placeholder content, mockups, or test data.

Pick a quote at random from a curated collection — wisdom, motivation, humor, tech, life — and copy it with one click.

Generate random tickets for 8 popular lotteries (Powerball, EuroMillions, Lotto 6/45, Loto 6, 双色球…) — uses crypto-secure RNG.

Generate a scannable QR code that joins a WiFi network — print it for guests, no app needed.

Memorable, high-entropy passphrases from a curated word list — generated with Web Crypto, never sent anywhere.

Generate cryptographically random numbers in any range — with or without duplicates, optionally sorted.

Split a list of names into balanced random groups — pick the group count or the people per group.

Pick N winners from a list of names — cryptographically random, with or without duplicates.

Roll polyhedral dice (d4–d100) or flip a coin with cryptographic randomness.

Draw N cards from a properly shuffled 52-card deck (optional jokers), with deck-tracking so you don't draw the same card twice.

Pick a winner with a spinning wheel or a ladder (ghost-leg) draw.

Generate strong, random passwords that never leave your browser.