Random Number Tools
Pick a number from any range, jump into common presets, or use number-based random tools for classrooms, games, raffles and quick decisions. Every tool runs in your browser and needs no sign-up.
Which random number tool should I use?
Random Number Generator
Best when you need a custom minimum, maximum or multiple numbers at once.
Random Number 1-100
Use for raffles, percentage-style rolls, classrooms and simple numbered lists.
Random Number 1-20
A fast D20-style roll for tabletop games, checks and groups of twenty.
Random Percentage Generator
Generate percentages or decimals when the output should be a rate or probability.
Common range presets
1-2
A binary number pick for two choices, A/B tests and coin-flip alternatives.
1-5
Useful for ratings, five-option choices and small classroom groups.
1-6
A simple D6 substitute for board games and quick dice-style decisions.
1-10
Good for ten-option lists, classroom questions and quick numbered picks.
1-25
Built for typical class rosters, seat numbers and small group activities.
1-1000
Use for larger ticket lists, ID draws, sampling and wide-range demos.
Best used for
Random number tools work well when every option already has a number: raffle tickets, spreadsheet rows, classroom rosters, game tables, dice-style rolls and quick decisions. If your options are names or text, use a name picker tool instead.
Guides
How to Use a Random Number Generator
Pick ranges clearly, avoid accidental bias, and document simple draws.
Random Sampling Basics
Use random numbers to pick spreadsheet rows, samples and list entries fairly.
Running a Fair Giveaway
How to prepare entries, remove duplicates and explain the draw afterward.
Randomness and Fairness
Understand duplicates, no-repeat picks and when randomness is the right tool.
FAQ
Use the custom generator when your range is unusual. Use a preset when the range is common and you want one-tap setup. For security-sensitive values, use the Password Generator instead of everyday number tools. You can always return to all random tools.