BYTETOOLS

Generators

Generate strong passwords, QR codes, barcodes, random numbers and random names instantly in your browser.

53 free tools

Password Generator

Generate strong random passwords with cryptographically secure randomness. Choose length and character sets, see entropy strength, copy instantly.

QR Code Generator

Create QR codes for URLs, Wi-Fi, email, phone and SMS. Pick size, colors and error correction, then download a crisp PNG — free and private.

Barcode Generator

Generate Code 128 barcodes online with checksum, adjustable bar width and height, optional text label, and PNG download. Free and fully private.

Random Number Generator

Generate random numbers in any range with cryptographically secure randomness. Multiple numbers, no-repeat mode, sorting, plus dice and coin presets.

Random Name Generator

Free random name generator online — create realistic full names or unique usernames instantly. Randomize names, choose gender, count and format, then copy.

Dice Roller

Roll virtual dice online — d4, d6, d8, d10, d12, d20 or custom-sided. Roll many dice at once, see every result and the total, with fair random rolls.

Coin Flip

Flip a virtual coin online — heads or tails with a fair 50/50 result. Flip one coin or many at once and keep a running tally of heads versus tails.

Yes or No Generator

Random yes or no answer generator. Ask a question and get a clear Yes or No, with an optional Maybe. A fast, unbiased decision maker for quick choices.

Random Letter Generator

Generate random letters from A to Z. Choose uppercase or lowercase, how many letters, and whether repeats are allowed. Fast, fair and fully private.

Random List Picker

Paste a list and pick random winners without repeats, or shuffle the whole list. A fair random name and item picker for giveaways, draws and raffles.

Random Team Generator

Randomly split a list of names into balanced teams. Choose the number of teams or a team size and get evenly distributed, fair groups in one click.

Random Date Generator

Generate random dates between a start and end date. Choose how many, get ISO and human-readable formats, and copy the list. Fast, fair and private.

Random IP Generator

Generate random IPv4 and IPv6 addresses. Choose how many, pick private-range IPv4, and copy the list. Great test data for networking, apps and demos.

MAC Address Generator

Generate random MAC addresses online. Choose colon or hyphen separators, uppercase or lowercase, and how many. Fast, valid test data, fully private.

PIN Generator

Generate random numeric PIN codes from 4 to 12 digits. Create many at once, optionally with no repeated digits, using secure randomness. Free and private.

Random String Generator

Generate random strings with a custom length and character sets — uppercase, lowercase, digits and symbols. Create many at once with secure randomness.

Username Generator

Generate cool, memorable usernames from adjective and noun combos with numbers. Pick a style and count, then copy handles for gaming, social and signups.

Random Emoji Generator

Generate random emojis from a curated list. Pick how many you want and copy them instantly for chats, captions, usernames and creative prompts.

Random Wheel Picker

Paste a list, spin the wheel and let it pick a winner at random. Add weights, remove winners after each spin and keep a full history of results.

Business Name Generator

Generate business name ideas from your keyword and industry. Mix compound, prefix, suffix and portmanteau patterns, filtered by length and syllables.

Random Word Generator

Generate random English words filtered by part of speech, length and starting letter. Draw unique words or allow repeats, then copy or download the list.

WiFi QR Code Generator

Create a WiFi QR code so guests join your network by scanning instead of typing the password. Download the QR as PNG or SVG, or print a network card.

vCard QR Code Generator

Turn your contact details into a vCard QR code people can scan to save you straight to their phone. Download it as PNG, SVG or a .vcf contact file.

Bulk QR Code Generator

Paste a list of URLs or codes and generate a QR code for every line at once. Preview them in a labelled grid, save each as PNG or export one print sheet.

Random Address Generator

Generate correctly formatted fake addresses for the US, UK and Canada. Ideal for QA fixtures, form testing and demos, with one-click CSV export.

Random Phone Number Generator

Generate format-valid test phone numbers from officially reserved fictional ranges for the US, Canada, UK and Australia, in national and E.164 format.

Lottery Number Generator

Generate random lottery numbers for Powerball, Mega Millions, EuroMillions, UK Lotto and custom draws — duplicate-free lines with a separate bonus ball.

Bingo Card Generator

Generate unique 5×5 B-I-N-G-O cards with the standard 1–75 column ranges and a free centre square. Download individual PNGs or one printable sheet.

Secret Santa Generator

Draw Secret Santa names online with no signup or email. Nobody draws themselves, couples can be excluded, and each match stays hidden until it is tapped.

Seeded Random Number Generator

Generate repeatable random numbers from a text seed. The same seed always returns the same list, with ranges, decimals, a no-duplicates mode and CSV export.

Bulk Password Generator

Generate up to 1000 strong passwords at once with a length and character policy, minimum counts per character set, ambiguous-character filtering and entropy in bits.

Test Credit Card Number Generator

Generate fake but format-valid card numbers for QA testing. Real issuer prefixes, a correct Luhn check digit, fake expiry and CVV, plus one-click CSV export.

IBAN Generator

Generate test IBANs for 26 countries with correct ISO 13616 check digits. Right length, right character pattern, MOD-97 validated and exportable as CSV.

Random Email Address Generator

Generate random test email addresses from name patterns and a reserved example domain. Every address is grammar-checked, unique within the batch and CSV ready.

Fantasy Name Generator

Generate fantasy names for elves, dwarves, orcs, humans, dragons, taverns and places. Built from syllable tables with optional surnames, epithets and a saved seed.

Team Name Generator

Generate team name ideas for sports, gaming, quiz night or the office. Mix patterns, force alliteration, cap the length, then lock the names you like and reroll.

Random Playing Card Generator

Deal random playing cards from a real 52-card deck shuffled with Fisher–Yates. Draw without replacement, add jokers, use multiple decks and track what remains.

Sudoku Generator

Generate printable sudoku puzzles with a guaranteed unique solution. Choose easy to expert, rebuild any puzzle from its seed and download the answer key.

Maze Generator

Generate printable mazes of any size with a guaranteed single solution path. Set the grid, overlay the answer route and download a crisp PNG.

Tournament Bracket Generator

Build a printable single or double elimination bracket from your entrant list. Automatic byes, standard seeding or a random draw, and numbered matches throughout.

Round Robin Schedule Generator

Create a full round robin fixture list where every team plays every other exactly once. Balanced home and away, byes for odd counts and one-click CSV export.

QR Code Generator With Logo

Add your logo to the centre of a QR code without breaking it. Error correction level H, a capped overlay area and a live scannability warning.

Identicon Generator

Turn any username, email or ID into a GitHub-style identicon. SHA-256 decides the pattern and the colour, so the same text always draws the same avatar.

License Key Generator

Generate software licence keys from a mask like XXXXX-XXXXX-XXXXX-XXXXX, with a Luhn mod N or MOD 97-10 check character so your app can reject typos offline.

SKU Generator

Cross your brand, category, colour and size lists into every product variant, apply abbreviation rules and a sequence number, and export the SKUs as CSV.

Number Sequence Generator

Generate a numeric list from a start, step and count or end value, with zero padding, prefixes, thousands separators and per-line, CSV, JSON or SQL output.

Magic Square Generator

Build a magic square of any order from 3 to 24 using the Siamese, criss-cross and LUX methods, with every row, column and diagonal checked against the magic constant.

Nonogram Puzzle Generator

Draw a picture or trace an image into a grid and get a printable nonogram, with a solver that tells you honestly whether the clues can be worked out by logic alone.

Weighted Random Picker

Pick a winner from a list where every option carries its own weight, with or without replacement, and see each entry's true probability next to what the run drew.

Random Coordinates Generator

Generate random latitude and longitude points spread evenly by area over the globe or inside a bounding box, in decimal or DMS, with CSV and GeoJSON export.

Random Numbers by Distribution

Draw seeded random samples from uniform, normal, log-normal, exponential, Poisson and binomial distributions, with sample statistics, a histogram and CSV export.

Raffle Ticket Generator

Create numbered raffle tickets with matching stubs on A4 or Letter, with your event name, price, date and accent colour, exported as a print-ready PDF.

Random Dungeon Map Generator

Generate a seeded tabletop dungeon with BSP rooms, L-shaped corridors, doors and stairs, drawn on a square grid with a numbered room key and PNG export.