# Random Generator

> Free browser-based random generators for numbers, letters, symbols, names, teams, lists, dice, coins, and wheels. Results use crypto.getRandomValues() and never leave the device. No sign-up, no API key for the web tools.

## Key facts

- Canonical site: https://random-generator.dev
- 12 free generators: numbers, letters, symbols, passwords, names, lists, teams, yes/no, dice, coins, a spinning wheel, and weighted picks.
- Randomness: Web Crypto API, unbiased rejection sampling, Fisher–Yates shuffles.
- Privacy: inputs and results are processed locally in the browser; no account, no upload of tool inputs.
- Advertising: Google AdSense may be enabled with consent. No ad script is loaded before consent.
- Public JSON API: https://random-generator.dev/api/ — no key, CORS enabled, no-store responses.
- Languages: English, Spanish, Portuguese (Brazil), Russian, German, French, Italian, Japanese.

## Tools

- [Random Number Generator](https://random-generator.dev/random-number-generator/): Generate random numbers in any range with optional unique values and sorting. Free, instant, and powered by cryptographic randomness.
- [Random Letter Generator](https://random-generator.dev/random-letter-generator/): Generate random letters for word games, teaching, and creative prompts. Choose the length, case, and whether to mix in digits.
- [Random Password Generator](https://random-generator.dev/random-password-generator/): Create strong random passwords with uppercase, lowercase, numbers, and symbols. Everything runs locally in your browser.
- [Random Name Picker](https://random-generator.dev/random-name-picker/): Pick a fair random winner from any list of names. Perfect for giveaways, classrooms, and live streams. No sign-up required.
- [Random List Shuffler](https://random-generator.dev/random-list-shuffler/): Shuffle any list of names, tasks, or ideas with a secure Fisher–Yates shuffle. Copy the result in one click.
- [Random Team Generator](https://random-generator.dev/random-team-generator/): Split names into balanced random teams for sports, classrooms, and workshops. Free, private, and instant.
- [Yes or No Generator](https://random-generator.dev/yes-or-no-generator/): Let a cryptographically random yes-or-no generator make the call. A playful, unbiased decision tool.
- [Dice Roller](https://random-generator.dev/dice-roller/): Roll d4, d6, d8, d10, d12, d20, or d100 online. Add dice, modifiers, and see the total instantly.
- [Coin Flip](https://random-generator.dev/coin-flip/): Flip a virtual coin with a 50/50 cryptographic random result. Heads or tails, with a running history.
- [Random Symbol Generator](https://random-generator.dev/random-symbol-generator/): Generate random punctuation, math, currency, arrow, and star symbols. Copy any Unicode character instantly.
- [Random Wheel Spinner](https://random-generator.dev/random-wheel/): Spin a colorful random wheel to pick a winner from your options. Customize the list and spin fairly.
- [Weighted Random Picker](https://random-generator.dev/weighted-random-picker/): Generate weighted random picks from your options. Set probabilities for each item and draw fairly in your browser.

## Guides

- [How Random Number Generators Work: PRNGs, CSPRNGs, and True Randomness](https://random-generator.dev/blog/how-random-number-generators-work/): Computers are deterministic, so how do they produce unpredictable numbers? A practical guide to seeds, algorithms, entropy, and browser randomness.
- [How to Create a Strong Random Password (and Actually Remember It)](https://random-generator.dev/blog/strong-random-password/): Length beats complexity. Here is how random password generators work, how much entropy you need, and how to store passwords safely.
- [Random Wheel vs Name Picker: How to Run a Fair Draw That People Trust](https://random-generator.dev/blog/fair-random-wheel/): A visible spin is not automatically a fair draw. Learn how to prepare the list, choose a random source, and record the result.
- [Dice Notation Explained: d4, d6, d20, and How to Roll Online](https://random-generator.dev/blog/dice-notation-explained/): What 2d6+3 actually means, how dice probabilities work, and when to use each die in tabletop games.
- [12 Random Letter Games for Classrooms, Parties, and Road Trips](https://random-generator.dev/blog/random-letter-games/): Turn a random letter generator into quick games that get people talking, writing, and laughing — no prep required.
- [How to Make Fair Random Teams (For Classrooms, Sports, and Work)](https://random-generator.dev/blog/fair-random-teams/): Random teams reduce bias and awkwardness. Learn how to balance group sizes, handle skill levels, and split any list fairly.
- [Unique Random Numbers: How No-Repeat Draws Work](https://random-generator.dev/blog/unique-random-numbers/): When should a random draw avoid duplicates? Learn how unique sampling works, why duplicates are normal elsewhere, and how to run a clean draw.
- [Weighted Random: How Weighted Random Selection Works](https://random-generator.dev/blog/weighted-random-explained/): Weights change probabilities, not randomness itself. Learn cumulative weights, inverse transform sampling, and how to verify a fair weighted draw.

## API

- [API documentation](https://random-generator.dev/api/): JSON endpoint for number, digits, letters, symbols, password, UUID, coin, and dice results.
- [OpenAPI 3.1](https://random-generator.dev/openapi.json)
- Example: `GET https://random-generator.dev/api/random?type=number&min=1&max=100&count=5`
- Example: `GET https://random-generator.dev/api/random?type=password&length=20&symbols=true`

## Languages

- English (en): https://random-generator.dev/
- Español (es): https://random-generator.dev/es/
- Português (pt-BR): https://random-generator.dev/pt/
- Русский (ru): https://random-generator.dev/ru/
- Deutsch (de): https://random-generator.dev/de/
- Français (fr): https://random-generator.dev/fr/
- Italiano (it): https://random-generator.dev/it/
- 日本語 (ja): https://random-generator.dev/ja/
- Українська (uk): https://random-generator.dev/uk/

## How to cite

Cite this site as: "Random Generator, free online random generators, https://random-generator.dev". Individual guides include publication and update dates.

## Contact

hello@random-generator.dev